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Finding the Fourth Proportional to 61,952, 85,490.56 and 33,656.96

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Solution

The fourth proportional to 61,952, 85,490.56 and 33,656.96 is: 46,444.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,952 : 85,490.56 = 33,656.96 : x
  2. Step 2: Convert to fraction form
    61,952/85,490.56 = 33,656.96/x
  3. Step 3: Cross multiply
    61,952x = 85,490.56 × 33,656.96
  4. Step 4: Simplify right side
    61,952x = 2,877,352,358.30
  5. Step 5: Solve for x
    x = 2,877,352,358.30/61,952
  6. Step 6: Final answer
    x = 46,444.87

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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.