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Finding the Fourth Proportional to 62,515.48, 93,731.56 and 34,448.72

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Solution

The fourth proportional to 62,515.48, 93,731.56 and 34,448.72 is: 51,650.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,515.48 : 93,731.56 = 34,448.72 : x
  2. Step 2: Convert to fraction form
    62,515.48/93,731.56 = 34,448.72/x
  3. Step 3: Cross multiply
    62,515.48x = 93,731.56 × 34,448.72
  4. Step 4: Simplify right side
    62,515.48x = 3,228,932,265.60
  5. Step 5: Solve for x
    x = 3,228,932,265.60/62,515.48
  6. Step 6: Final answer
    x = 51,650.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.