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Finding the Fourth Proportional to 95,167.96, 142,752.95 and 38,993.65

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Solution

The fourth proportional to 95,167.96, 142,752.95 and 38,993.65 is: 58,490.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,167.96 : 142,752.95 = 38,993.65 : x
  2. Step 2: Convert to fraction form
    95,167.96/142,752.95 = 38,993.65/x
  3. Step 3: Cross multiply
    95,167.96x = 142,752.95 × 38,993.65
  4. Step 4: Simplify right side
    95,167.96x = 5,566,458,568.77
  5. Step 5: Solve for x
    x = 5,566,458,568.77/95,167.96
  6. Step 6: Final answer
    x = 58,490.89

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1.5x scale

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.