Home / 58,781.28-88,188.30-19,349.66

Finding the Fourth Proportional to 58,781.28, 88,188.30 and 19,349.66

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Solution

The fourth proportional to 58,781.28, 88,188.30 and 19,349.66 is: 29,029.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,781.28 : 88,188.30 = 19,349.66 : x
  2. Step 2: Convert to fraction form
    58,781.28/88,188.30 = 19,349.66/x
  3. Step 3: Cross multiply
    58,781.28x = 88,188.30 × 19,349.66
  4. Step 4: Simplify right side
    58,781.28x = 1,706,413,620.98
  5. Step 5: Solve for x
    x = 1,706,413,620.98/58,781.28
  6. Step 6: Final answer
    x = 29,029.88

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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.