Home / 51,703.11-71,350.33-29,042.11

Finding the Fourth Proportional to 51,703.11, 71,350.33 and 29,042.11

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Solution

The fourth proportional to 51,703.11, 71,350.33 and 29,042.11 is: 40,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,703.11 : 71,350.33 = 29,042.11 : x
  2. Step 2: Convert to fraction form
    51,703.11/71,350.33 = 29,042.11/x
  3. Step 3: Cross multiply
    51,703.11x = 71,350.33 × 29,042.11
  4. Step 4: Simplify right side
    51,703.11x = 2,072,164,132.40
  5. Step 5: Solve for x
    x = 2,072,164,132.40/51,703.11
  6. Step 6: Final answer
    x = 40,078.13

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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.