Home / 66,134.61-99,201.15-26,691.03

Finding the Fourth Proportional to 66,134.61, 99,201.15 and 26,691.03

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Solution

The fourth proportional to 66,134.61, 99,201.15 and 26,691.03 is: 40,036.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,134.61 : 99,201.15 = 26,691.03 : x
  2. Step 2: Convert to fraction form
    66,134.61/99,201.15 = 26,691.03/x
  3. Step 3: Cross multiply
    66,134.61x = 99,201.15 × 26,691.03
  4. Step 4: Simplify right side
    66,134.61x = 2,647,780,870.68
  5. Step 5: Solve for x
    x = 2,647,780,870.68/66,134.61
  6. Step 6: Final answer
    x = 40,036.24

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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.