Home / 83,815.02-125,722.53-44,380.98

Finding the Fourth Proportional to 83,815.02, 125,722.53 and 44,380.98

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Solution

The fourth proportional to 83,815.02, 125,722.53 and 44,380.98 is: 66,571.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,815.02 : 125,722.53 = 44,380.98 : x
  2. Step 2: Convert to fraction form
    83,815.02/125,722.53 = 44,380.98/x
  3. Step 3: Cross multiply
    83,815.02x = 125,722.53 × 44,380.98
  4. Step 4: Simplify right side
    83,815.02x = 5,579,689,089.48
  5. Step 5: Solve for x
    x = 5,579,689,089.48/83,815.02
  6. Step 6: Final answer
    x = 66,571.47

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Similar ratio
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1.5x scale

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.