Home / 136,182.52-204,273.84-42,695.56

Finding the Fourth Proportional to 136,182.52, 204,273.84 and 42,695.56

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Solution

The fourth proportional to 136,182.52, 204,273.84 and 42,695.56 is: 64,043.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,182.52 : 204,273.84 = 42,695.56 : x
  2. Step 2: Convert to fraction form
    136,182.52/204,273.84 = 42,695.56/x
  3. Step 3: Cross multiply
    136,182.52x = 204,273.84 × 42,695.56
  4. Step 4: Simplify right side
    136,182.52x = 8,721,585,992.15
  5. Step 5: Solve for x
    x = 8,721,585,992.15/136,182.52
  6. Step 6: Final answer
    x = 64,043.36

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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.