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Finding the Fourth Proportional to 119,474.40, 179,159.52 and 36,348.96

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Solution

The fourth proportional to 119,474.40, 179,159.52 and 36,348.96 is: 54,507.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,474.40 : 179,159.52 = 36,348.96 : x
  2. Step 2: Convert to fraction form
    119,474.40/179,159.52 = 36,348.96/x
  3. Step 3: Cross multiply
    119,474.40x = 179,159.52 × 36,348.96
  4. Step 4: Simplify right side
    119,474.40x = 6,512,262,226.10
  5. Step 5: Solve for x
    x = 6,512,262,226.10/119,474.40
  6. Step 6: Final answer
    x = 54,507.60

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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.