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Finding the Fourth Proportional to 373,087.44, 559,686.24 and 133,182.72

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Solution

The fourth proportional to 373,087.44, 559,686.24 and 133,182.72 is: 199,793.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,087.44 : 559,686.24 = 133,182.72 : x
  2. Step 2: Convert to fraction form
    373,087.44/559,686.24 = 133,182.72/x
  3. Step 3: Cross multiply
    373,087.44x = 559,686.24 × 133,182.72
  4. Step 4: Simplify right side
    373,087.44x = 74,540,535,789.77
  5. Step 5: Solve for x
    x = 74,540,535,789.77/373,087.44
  6. Step 6: Final answer
    x = 199,793.74

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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.