Home / 83,973.68-125,960.98-21,644.18

Finding the Fourth Proportional to 83,973.68, 125,960.98 and 21,644.18

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Solution

The fourth proportional to 83,973.68, 125,960.98 and 21,644.18 is: 32,466.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,973.68 : 125,960.98 = 21,644.18 : x
  2. Step 2: Convert to fraction form
    83,973.68/125,960.98 = 21,644.18/x
  3. Step 3: Cross multiply
    83,973.68x = 125,960.98 × 21,644.18
  4. Step 4: Simplify right side
    83,973.68x = 2,726,322,124.10
  5. Step 5: Solve for x
    x = 2,726,322,124.10/83,973.68
  6. Step 6: Final answer
    x = 32,466.39

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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.