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Finding the Fourth Proportional to 119,498.76, 179,358.91 and 60,375.98

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Solution

The fourth proportional to 119,498.76, 179,358.91 and 60,375.98 is: 90,619.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,498.76 : 179,358.91 = 60,375.98 : x
  2. Step 2: Convert to fraction form
    119,498.76/179,358.91 = 60,375.98/x
  3. Step 3: Cross multiply
    119,498.76x = 179,358.91 × 60,375.98
  4. Step 4: Simplify right side
    119,498.76x = 10,828,970,260.44
  5. Step 5: Solve for x
    x = 10,828,970,260.44/119,498.76
  6. Step 6: Final answer
    x = 90,619.94

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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.