Home / 57,146.52-85,775.19-27,585.15

Finding the Fourth Proportional to 57,146.52, 85,775.19 and 27,585.15

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Solution

The fourth proportional to 57,146.52, 85,775.19 and 27,585.15 is: 41,404.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,146.52 : 85,775.19 = 27,585.15 : x
  2. Step 2: Convert to fraction form
    57,146.52/85,775.19 = 27,585.15/x
  3. Step 3: Cross multiply
    57,146.52x = 85,775.19 × 27,585.15
  4. Step 4: Simplify right side
    57,146.52x = 2,366,121,482.43
  5. Step 5: Solve for x
    x = 2,366,121,482.43/57,146.52
  6. Step 6: Final answer
    x = 41,404.47

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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.