Home / 108,040.45-162,060.68-29,154.55

Finding the Fourth Proportional to 108,040.45, 162,060.68 and 29,154.55

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Solution

The fourth proportional to 108,040.45, 162,060.68 and 29,154.55 is: 43,731.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,040.45 : 162,060.68 = 29,154.55 : x
  2. Step 2: Convert to fraction form
    108,040.45/162,060.68 = 29,154.55/x
  3. Step 3: Cross multiply
    108,040.45x = 162,060.68 × 29,154.55
  4. Step 4: Simplify right side
    108,040.45x = 4,724,806,198.09
  5. Step 5: Solve for x
    x = 4,724,806,198.09/108,040.45
  6. Step 6: Final answer
    x = 43,731.83

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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.