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Finding the Fourth Proportional to 95,175.71, 142,764.57 and 39,001.40

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Solution

The fourth proportional to 95,175.71, 142,764.57 and 39,001.40 is: 58,502.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,175.71 : 142,764.57 = 39,001.40 : x
  2. Step 2: Convert to fraction form
    95,175.71/142,764.57 = 39,001.40/x
  3. Step 3: Cross multiply
    95,175.71x = 142,764.57 × 39,001.40
  4. Step 4: Simplify right side
    95,175.71x = 5,568,017,386.58
  5. Step 5: Solve for x
    x = 5,568,017,386.58/95,175.71
  6. Step 6: Final answer
    x = 58,502.51

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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.