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Finding the Fourth Proportional to 119,616.94, 179,419.45 and 44,731.58

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Solution

The fourth proportional to 119,616.94, 179,419.45 and 44,731.58 is: 67,095.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,616.94 : 179,419.45 = 44,731.58 : x
  2. Step 2: Convert to fraction form
    119,616.94/179,419.45 = 44,731.58/x
  3. Step 3: Cross multiply
    119,616.94x = 179,419.45 × 44,731.58
  4. Step 4: Simplify right side
    119,616.94x = 8,025,715,281.65
  5. Step 5: Solve for x
    x = 8,025,715,281.65/119,616.94
  6. Step 6: Final answer
    x = 67,095.14

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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.