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Finding the Fourth Proportional to 119,488.72, 179,262.30 and 36,382.72

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Solution

The fourth proportional to 119,488.72, 179,262.30 and 36,382.72 is: 54,582.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,488.72 : 179,262.30 = 36,382.72 : x
  2. Step 2: Convert to fraction form
    119,488.72/179,262.30 = 36,382.72/x
  3. Step 3: Cross multiply
    119,488.72x = 179,262.30 × 36,382.72
  4. Step 4: Simplify right side
    119,488.72x = 6,522,050,067.46
  5. Step 5: Solve for x
    x = 6,522,050,067.46/119,488.72
  6. Step 6: Final answer
    x = 54,582.98

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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.