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Finding the Fourth Proportional to 56,308.68, 77,692.89 and 33,654.99

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Solution

The fourth proportional to 56,308.68, 77,692.89 and 33,654.99 is: 46,436.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,308.68 : 77,692.89 = 33,654.99 : x
  2. Step 2: Convert to fraction form
    56,308.68/77,692.89 = 33,654.99/x
  3. Step 3: Cross multiply
    56,308.68x = 77,692.89 × 33,654.99
  4. Step 4: Simplify right side
    56,308.68x = 2,614,753,436.02
  5. Step 5: Solve for x
    x = 2,614,753,436.02/56,308.68
  6. Step 6: Final answer
    x = 46,436.06

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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.