Home / 74,789.52-112,019.44-61,819.42

Finding the Fourth Proportional to 74,789.52, 112,019.44 and 61,819.42

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Solution

The fourth proportional to 74,789.52, 112,019.44 and 61,819.42 is: 92,592.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,789.52 : 112,019.44 = 61,819.42 : x
  2. Step 2: Convert to fraction form
    74,789.52/112,019.44 = 61,819.42/x
  3. Step 3: Cross multiply
    74,789.52x = 112,019.44 × 61,819.42
  4. Step 4: Simplify right side
    74,789.52x = 6,924,976,809.52
  5. Step 5: Solve for x
    x = 6,924,976,809.52/74,789.52
  6. Step 6: Final answer
    x = 92,592.88

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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.