Home / 119,928.48-179,605.92-69,173.64

Finding the Fourth Proportional to 119,928.48, 179,605.92 and 69,173.64

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Solution

The fourth proportional to 119,928.48, 179,605.92 and 69,173.64 is: 103,595.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,928.48 : 179,605.92 = 69,173.64 : x
  2. Step 2: Convert to fraction form
    119,928.48/179,605.92 = 69,173.64/x
  3. Step 3: Cross multiply
    119,928.48x = 179,605.92 × 69,173.64
  4. Step 4: Simplify right side
    119,928.48x = 12,423,995,251.95
  5. Step 5: Solve for x
    x = 12,423,995,251.95/119,928.48
  6. Step 6: Final answer
    x = 103,595.04

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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.