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Finding the Fourth Proportional to 58,608.72, 80,874.96 and 34,731.36

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Solution

The fourth proportional to 58,608.72, 80,874.96 and 34,731.36 is: 47,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,608.72 : 80,874.96 = 34,731.36 : x
  2. Step 2: Convert to fraction form
    58,608.72/80,874.96 = 34,731.36/x
  3. Step 3: Cross multiply
    58,608.72x = 80,874.96 × 34,731.36
  4. Step 4: Simplify right side
    58,608.72x = 2,808,897,350.75
  5. Step 5: Solve for x
    x = 2,808,897,350.75/58,608.72
  6. Step 6: Final answer
    x = 47,926.27

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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.