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Finding the Fourth Proportional to 119,503.27, 179,171.88 and 52,907.08

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Solution

The fourth proportional to 119,503.27, 179,171.88 and 52,907.08 is: 79,323.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,503.27 : 179,171.88 = 52,907.08 : x
  2. Step 2: Convert to fraction form
    119,503.27/179,171.88 = 52,907.08/x
  3. Step 3: Cross multiply
    119,503.27x = 179,171.88 × 52,907.08
  4. Step 4: Simplify right side
    119,503.27x = 9,479,460,988.91
  5. Step 5: Solve for x
    x = 9,479,460,988.91/119,503.27
  6. Step 6: Final answer
    x = 79,323.86

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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.