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Finding the Fourth Proportional to 95,788.68, 143,700.44 and 39,598.28

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Solution

The fourth proportional to 95,788.68, 143,700.44 and 39,598.28 is: 59,404.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,788.68 : 143,700.44 = 39,598.28 : x
  2. Step 2: Convert to fraction form
    95,788.68/143,700.44 = 39,598.28/x
  3. Step 3: Cross multiply
    95,788.68x = 143,700.44 × 39,598.28
  4. Step 4: Simplify right side
    95,788.68x = 5,690,289,342.75
  5. Step 5: Solve for x
    x = 5,690,289,342.75/95,788.68
  6. Step 6: Final answer
    x = 59,404.61

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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.