Home / 119,977.97-180,077.65-60,855.17

Finding the Fourth Proportional to 119,977.97, 180,077.65 and 60,855.17

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Solution

The fourth proportional to 119,977.97, 180,077.65 and 60,855.17 is: 91,338.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,977.97 : 180,077.65 = 60,855.17 : x
  2. Step 2: Convert to fraction form
    119,977.97/180,077.65 = 60,855.17/x
  3. Step 3: Cross multiply
    119,977.97x = 180,077.65 × 60,855.17
  4. Step 4: Simplify right side
    119,977.97x = 10,958,654,951.42
  5. Step 5: Solve for x
    x = 10,958,654,951.42/119,977.97
  6. Step 6: Final answer
    x = 91,338.90

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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.