Home / 133,320.13-199,960.52-49,060.69

Finding the Fourth Proportional to 133,320.13, 199,960.52 and 49,060.69

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Solution

The fourth proportional to 133,320.13, 199,960.52 and 49,060.69 is: 73,583.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,320.13 : 199,960.52 = 49,060.69 : x
  2. Step 2: Convert to fraction form
    133,320.13/199,960.52 = 49,060.69/x
  3. Step 3: Cross multiply
    133,320.13x = 199,960.52 × 49,060.69
  4. Step 4: Simplify right side
    133,320.13x = 9,810,200,338.75
  5. Step 5: Solve for x
    x = 9,810,200,338.75/133,320.13
  6. Step 6: Final answer
    x = 73,583.79

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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.