Home / 108,521.20-162,733.20-41,939.20

Finding the Fourth Proportional to 108,521.20, 162,733.20 and 41,939.20

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Solution

The fourth proportional to 108,521.20, 162,733.20 and 41,939.20 is: 62,890.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,521.20 : 162,733.20 = 41,939.20 : x
  2. Step 2: Convert to fraction form
    108,521.20/162,733.20 = 41,939.20/x
  3. Step 3: Cross multiply
    108,521.20x = 162,733.20 × 41,939.20
  4. Step 4: Simplify right side
    108,521.20x = 6,824,900,221.44
  5. Step 5: Solve for x
    x = 6,824,900,221.44/108,521.20
  6. Step 6: Final answer
    x = 62,890.02

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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.