Home / 207,414-311,121-59,670

Finding the Fourth Proportional to 207,414, 311,121 and 59,670

Calculator

Solution

The fourth proportional to 207,414, 311,121 and 59,670 is: 89,505

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,414 : 311,121 = 59,670 : x
  2. Step 2: Convert to fraction form
    207,414/311,121 = 59,670/x
  3. Step 3: Cross multiply
    207,414x = 311,121 × 59,670
  4. Step 4: Simplify right side
    207,414x = 18,564,590,070
  5. Step 5: Solve for x
    x = 18,564,590,070/207,414
  6. Step 6: Final answer
    x = 89,505

Related Problems

Find fourth proportional to 103,707, 155,560.50 and 29,835
Half scale
Find fourth proportional to 414,828, 622,242 and 119,340
Double scale
Find fourth proportional to 207,415, 311,122.50 and 59,671
Similar ratio
Find fourth proportional to 311,121, 466,681.50 and 89,505
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.