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Finding the Fourth Proportional to 119,458.98, 179,002.58 and 44,559.09

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Solution

The fourth proportional to 119,458.98, 179,002.58 and 44,559.09 is: 66,769.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,458.98 : 179,002.58 = 44,559.09 : x
  2. Step 2: Convert to fraction form
    119,458.98/179,002.58 = 44,559.09/x
  3. Step 3: Cross multiply
    119,458.98x = 179,002.58 × 44,559.09
  4. Step 4: Simplify right side
    119,458.98x = 7,976,191,849.66
  5. Step 5: Solve for x
    x = 7,976,191,849.66/119,458.98
  6. Step 6: Final answer
    x = 66,769.29

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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.