Home / 69,792.28-96,304.60-47,180.47

Finding the Fourth Proportional to 69,792.28, 96,304.60 and 47,180.47

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Solution

The fourth proportional to 69,792.28, 96,304.60 and 47,180.47 is: 65,103.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,792.28 : 96,304.60 = 47,180.47 : x
  2. Step 2: Convert to fraction form
    69,792.28/96,304.60 = 47,180.47/x
  3. Step 3: Cross multiply
    69,792.28x = 96,304.60 × 47,180.47
  4. Step 4: Simplify right side
    69,792.28x = 4,543,696,291.16
  5. Step 5: Solve for x
    x = 4,543,696,291.16/69,792.28
  6. Step 6: Final answer
    x = 65,103.14

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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.