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Finding the Fourth Proportional to 159,083.70, 238,625.55 and 133,034.10

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Solution

The fourth proportional to 159,083.70, 238,625.55 and 133,034.10 is: 199,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,083.70 : 238,625.55 = 133,034.10 : x
  2. Step 2: Convert to fraction form
    159,083.70/238,625.55 = 133,034.10/x
  3. Step 3: Cross multiply
    159,083.70x = 238,625.55 × 133,034.10
  4. Step 4: Simplify right side
    159,083.70x = 31,745,335,281.26
  5. Step 5: Solve for x
    x = 31,745,335,281.26/159,083.70
  6. Step 6: Final answer
    x = 199,551.15

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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.