Home / 133,260.39-199,969.33-49,079.72

Finding the Fourth Proportional to 133,260.39, 199,969.33 and 49,079.72

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Solution

The fourth proportional to 133,260.39, 199,969.33 and 49,079.72 is: 73,648.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,260.39 : 199,969.33 = 49,079.72 : x
  2. Step 2: Convert to fraction form
    133,260.39/199,969.33 = 49,079.72/x
  3. Step 3: Cross multiply
    133,260.39x = 199,969.33 × 49,079.72
  4. Step 4: Simplify right side
    133,260.39x = 9,814,439,332.27
  5. Step 5: Solve for x
    x = 9,814,439,332.27/133,260.39
  6. Step 6: Final answer
    x = 73,648.59

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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.