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Finding the Fourth Proportional to 61,497.68, 92,394.12 and 39,354.32

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Solution

The fourth proportional to 61,497.68, 92,394.12 and 39,354.32 is: 59,125.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,497.68 : 92,394.12 = 39,354.32 : x
  2. Step 2: Convert to fraction form
    61,497.68/92,394.12 = 39,354.32/x
  3. Step 3: Cross multiply
    61,497.68x = 92,394.12 × 39,354.32
  4. Step 4: Simplify right side
    61,497.68x = 3,636,107,764.60
  5. Step 5: Solve for x
    x = 3,636,107,764.60/61,497.68
  6. Step 6: Final answer
    x = 59,125.93

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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.