Home / 119,932.04-179,865.20-45,046.40

Finding the Fourth Proportional to 119,932.04, 179,865.20 and 45,046.40

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Solution

The fourth proportional to 119,932.04, 179,865.20 and 45,046.40 is: 67,557.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,932.04 : 179,865.20 = 45,046.40 : x
  2. Step 2: Convert to fraction form
    119,932.04/179,865.20 = 45,046.40/x
  3. Step 3: Cross multiply
    119,932.04x = 179,865.20 × 45,046.40
  4. Step 4: Simplify right side
    119,932.04x = 8,102,279,745.28
  5. Step 5: Solve for x
    x = 8,102,279,745.28/119,932.04
  6. Step 6: Final answer
    x = 67,557.26

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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.