Home / 134,860.72-202,275.36-84,793.04

Finding the Fourth Proportional to 134,860.72, 202,275.36 and 84,793.04

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Solution

The fourth proportional to 134,860.72, 202,275.36 and 84,793.04 is: 127,179.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,860.72 : 202,275.36 = 84,793.04 : x
  2. Step 2: Convert to fraction form
    134,860.72/202,275.36 = 84,793.04/x
  3. Step 3: Cross multiply
    134,860.72x = 202,275.36 × 84,793.04
  4. Step 4: Simplify right side
    134,860.72x = 17,151,542,691.49
  5. Step 5: Solve for x
    x = 17,151,542,691.49/134,860.72
  6. Step 6: Final answer
    x = 127,179.68

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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.