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Finding the Fourth Proportional to 61,675.80, 92,541.88 and 33,553.70

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Solution

The fourth proportional to 61,675.80, 92,541.88 and 33,553.70 is: 50,345.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,675.80 : 92,541.88 = 33,553.70 : x
  2. Step 2: Convert to fraction form
    61,675.80/92,541.88 = 33,553.70/x
  3. Step 3: Cross multiply
    61,675.80x = 92,541.88 × 33,553.70
  4. Step 4: Simplify right side
    61,675.80x = 3,105,122,478.96
  5. Step 5: Solve for x
    x = 3,105,122,478.96/61,675.80
  6. Step 6: Final answer
    x = 50,345.88

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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.