Home / 95,275.46-142,918.65-28,708.64

Finding the Fourth Proportional to 95,275.46, 142,918.65 and 28,708.64

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Solution

The fourth proportional to 95,275.46, 142,918.65 and 28,708.64 is: 43,064.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,275.46 : 142,918.65 = 28,708.64 : x
  2. Step 2: Convert to fraction form
    95,275.46/142,918.65 = 28,708.64/x
  3. Step 3: Cross multiply
    95,275.46x = 142,918.65 × 28,708.64
  4. Step 4: Simplify right side
    95,275.46x = 4,103,000,778.15
  5. Step 5: Solve for x
    x = 4,103,000,778.15/95,275.46
  6. Step 6: Final answer
    x = 43,064.61

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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.