Home / 67,222.16-92,756.30-38,922.38

Finding the Fourth Proportional to 67,222.16, 92,756.30 and 38,922.38

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Solution

The fourth proportional to 67,222.16, 92,756.30 and 38,922.38 is: 53,706.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,222.16 : 92,756.30 = 38,922.38 : x
  2. Step 2: Convert to fraction form
    67,222.16/92,756.30 = 38,922.38/x
  3. Step 3: Cross multiply
    67,222.16x = 92,756.30 × 38,922.38
  4. Step 4: Simplify right side
    67,222.16x = 3,610,295,955.99
  5. Step 5: Solve for x
    x = 3,610,295,955.99/67,222.16
  6. Step 6: Final answer
    x = 53,706.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.