Home / 133,042.72-199,601.52-58,169.44

Finding the Fourth Proportional to 133,042.72, 199,601.52 and 58,169.44

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Solution

The fourth proportional to 133,042.72, 199,601.52 and 58,169.44 is: 87,270.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,042.72 : 199,601.52 = 58,169.44 : x
  2. Step 2: Convert to fraction form
    133,042.72/199,601.52 = 58,169.44/x
  3. Step 3: Cross multiply
    133,042.72x = 199,601.52 × 58,169.44
  4. Step 4: Simplify right side
    133,042.72x = 11,610,708,641.55
  5. Step 5: Solve for x
    x = 11,610,708,641.55/133,042.72
  6. Step 6: Final answer
    x = 87,270.53

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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.