Home / 132,279.12-182,548.41-71,849.07

Finding the Fourth Proportional to 132,279.12, 182,548.41 and 71,849.07

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Solution

The fourth proportional to 132,279.12, 182,548.41 and 71,849.07 is: 99,153.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,279.12 : 182,548.41 = 71,849.07 : x
  2. Step 2: Convert to fraction form
    132,279.12/182,548.41 = 71,849.07/x
  3. Step 3: Cross multiply
    132,279.12x = 182,548.41 × 71,849.07
  4. Step 4: Simplify right side
    132,279.12x = 13,115,933,488.48
  5. Step 5: Solve for x
    x = 13,115,933,488.48/132,279.12
  6. Step 6: Final answer
    x = 99,153.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.