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Finding the Fourth Proportional to 119,702.98, 179,559.96 and 44,803.78

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Solution

The fourth proportional to 119,702.98, 179,559.96 and 44,803.78 is: 67,207.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,702.98 : 179,559.96 = 44,803.78 : x
  2. Step 2: Convert to fraction form
    119,702.98/179,559.96 = 44,803.78/x
  3. Step 3: Cross multiply
    119,702.98x = 179,559.96 × 44,803.78
  4. Step 4: Simplify right side
    119,702.98x = 8,044,964,944.65
  5. Step 5: Solve for x
    x = 8,044,964,944.65/119,702.98
  6. Step 6: Final answer
    x = 67,207.72

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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.