Home / 124,042.38-171,183-71,060.62

Finding the Fourth Proportional to 124,042.38, 171,183 and 71,060.62

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Solution

The fourth proportional to 124,042.38, 171,183 and 71,060.62 is: 98,066.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,042.38 : 171,183 = 71,060.62 : x
  2. Step 2: Convert to fraction form
    124,042.38/171,183 = 71,060.62/x
  3. Step 3: Cross multiply
    124,042.38x = 171,183 × 71,060.62
  4. Step 4: Simplify right side
    124,042.38x = 12,164,370,113.46
  5. Step 5: Solve for x
    x = 12,164,370,113.46/124,042.38
  6. Step 6: Final answer
    x = 98,066.24

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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.