Home / 135,502.26-203,251.55-42,008.01

Finding the Fourth Proportional to 135,502.26, 203,251.55 and 42,008.01

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Solution

The fourth proportional to 135,502.26, 203,251.55 and 42,008.01 is: 63,011.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,502.26 : 203,251.55 = 42,008.01 : x
  2. Step 2: Convert to fraction form
    135,502.26/203,251.55 = 42,008.01/x
  3. Step 3: Cross multiply
    135,502.26x = 203,251.55 × 42,008.01
  4. Step 4: Simplify right side
    135,502.26x = 8,538,192,934.88
  5. Step 5: Solve for x
    x = 8,538,192,934.88/135,502.26
  6. Step 6: Final answer
    x = 63,011.44

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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.