Home / 107,382.62-148,189.82-58,989.03

Finding the Fourth Proportional to 107,382.62, 148,189.82 and 58,989.03

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Solution

The fourth proportional to 107,382.62, 148,189.82 and 58,989.03 is: 81,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,382.62 : 148,189.82 = 58,989.03 : x
  2. Step 2: Convert to fraction form
    107,382.62/148,189.82 = 58,989.03/x
  3. Step 3: Cross multiply
    107,382.62x = 148,189.82 × 58,989.03
  4. Step 4: Simplify right side
    107,382.62x = 8,741,573,442.73
  5. Step 5: Solve for x
    x = 8,741,573,442.73/107,382.62
  6. Step 6: Final answer
    x = 81,405.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.