Home / 74,853.29-112,279.94-59,789.88

Finding the Fourth Proportional to 74,853.29, 112,279.94 and 59,789.88

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Solution

The fourth proportional to 74,853.29, 112,279.94 and 59,789.88 is: 89,684.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,853.29 : 112,279.94 = 59,789.88 : x
  2. Step 2: Convert to fraction form
    74,853.29/112,279.94 = 59,789.88/x
  3. Step 3: Cross multiply
    74,853.29x = 112,279.94 × 59,789.88
  4. Step 4: Simplify right side
    74,853.29x = 6,713,203,840.06
  5. Step 5: Solve for x
    x = 6,713,203,840.06/74,853.29
  6. Step 6: Final answer
    x = 89,684.82

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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.