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Finding the Fourth Proportional to 61,715.92, 92,554.70 and 22,267.90

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Solution

The fourth proportional to 61,715.92, 92,554.70 and 22,267.90 is: 33,394.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,715.92 : 92,554.70 = 22,267.90 : x
  2. Step 2: Convert to fraction form
    61,715.92/92,554.70 = 22,267.90/x
  3. Step 3: Cross multiply
    61,715.92x = 92,554.70 × 22,267.90
  4. Step 4: Simplify right side
    61,715.92x = 2,060,998,804.13
  5. Step 5: Solve for x
    x = 2,060,998,804.13/61,715.92
  6. Step 6: Final answer
    x = 33,394.93

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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.