Home / 71,386.34-98,545.07-47,202.17

Finding the Fourth Proportional to 71,386.34, 98,545.07 and 47,202.17

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Solution

The fourth proportional to 71,386.34, 98,545.07 and 47,202.17 is: 65,160.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,386.34 : 98,545.07 = 47,202.17 : x
  2. Step 2: Convert to fraction form
    71,386.34/98,545.07 = 47,202.17/x
  3. Step 3: Cross multiply
    71,386.34x = 98,545.07 × 47,202.17
  4. Step 4: Simplify right side
    71,386.34x = 4,651,540,772.08
  5. Step 5: Solve for x
    x = 4,651,540,772.08/71,386.34
  6. Step 6: Final answer
    x = 65,160.10

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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.