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Finding the Fourth Proportional to 58,902, 88,381.35 and 29,322.42

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Solution

The fourth proportional to 58,902, 88,381.35 and 29,322.42 is: 43,997.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,902 : 88,381.35 = 29,322.42 : x
  2. Step 2: Convert to fraction form
    58,902/88,381.35 = 29,322.42/x
  3. Step 3: Cross multiply
    58,902x = 88,381.35 × 29,322.42
  4. Step 4: Simplify right side
    58,902x = 2,591,555,064.87
  5. Step 5: Solve for x
    x = 2,591,555,064.87/58,902
  6. Step 6: Final answer
    x = 43,997.74

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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.