Home / 88,428.45-122,030.52-48,142.13

Finding the Fourth Proportional to 88,428.45, 122,030.52 and 48,142.13

Calculator

Solution

The fourth proportional to 88,428.45, 122,030.52 and 48,142.13 is: 66,435.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,428.45 : 122,030.52 = 48,142.13 : x
  2. Step 2: Convert to fraction form
    88,428.45/122,030.52 = 48,142.13/x
  3. Step 3: Cross multiply
    88,428.45x = 122,030.52 × 48,142.13
  4. Step 4: Simplify right side
    88,428.45x = 5,874,808,547.66
  5. Step 5: Solve for x
    x = 5,874,808,547.66/88,428.45
  6. Step 6: Final answer
    x = 66,435.73

Related Problems

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.