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Finding the Fourth Proportional to 107,034.64, 160,499 and 62,672.56

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Solution

The fourth proportional to 107,034.64, 160,499 and 62,672.56 is: 93,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,034.64 : 160,499 = 62,672.56 : x
  2. Step 2: Convert to fraction form
    107,034.64/160,499 = 62,672.56/x
  3. Step 3: Cross multiply
    107,034.64x = 160,499 × 62,672.56
  4. Step 4: Simplify right side
    107,034.64x = 10,058,883,207.44
  5. Step 5: Solve for x
    x = 10,058,883,207.44/107,034.64
  6. Step 6: Final answer
    x = 93,977.83

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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.