Home / 95,115.78-142,677.27-42,525.72

Finding the Fourth Proportional to 95,115.78, 142,677.27 and 42,525.72

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Solution

The fourth proportional to 95,115.78, 142,677.27 and 42,525.72 is: 63,790.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,115.78 : 142,677.27 = 42,525.72 : x
  2. Step 2: Convert to fraction form
    95,115.78/142,677.27 = 42,525.72/x
  3. Step 3: Cross multiply
    95,115.78x = 142,677.27 × 42,525.72
  4. Step 4: Simplify right side
    95,115.78x = 6,067,453,634.38
  5. Step 5: Solve for x
    x = 6,067,453,634.38/95,115.78
  6. Step 6: Final answer
    x = 63,790.19

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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.