Home / 83,172.52-124,763.10-41,605.48

Finding the Fourth Proportional to 83,172.52, 124,763.10 and 41,605.48

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Solution

The fourth proportional to 83,172.52, 124,763.10 and 41,605.48 is: 62,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,172.52 : 124,763.10 = 41,605.48 : x
  2. Step 2: Convert to fraction form
    83,172.52/124,763.10 = 41,605.48/x
  3. Step 3: Cross multiply
    83,172.52x = 124,763.10 × 41,605.48
  4. Step 4: Simplify right side
    83,172.52x = 5,190,828,661.79
  5. Step 5: Solve for x
    x = 5,190,828,661.79/83,172.52
  6. Step 6: Final answer
    x = 62,410.38

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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.