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Finding the Fourth Proportional to 62,497.28, 86,246.28 and 34,202.96

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Solution

The fourth proportional to 62,497.28, 86,246.28 and 34,202.96 is: 47,200.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,497.28 : 86,246.28 = 34,202.96 : x
  2. Step 2: Convert to fraction form
    62,497.28/86,246.28 = 34,202.96/x
  3. Step 3: Cross multiply
    62,497.28x = 86,246.28 × 34,202.96
  4. Step 4: Simplify right side
    62,497.28x = 2,949,878,064.99
  5. Step 5: Solve for x
    x = 2,949,878,064.99/62,497.28
  6. Step 6: Final answer
    x = 47,200.10

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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.