Home / 83,226.16-124,752.72-53,261.56

Finding the Fourth Proportional to 83,226.16, 124,752.72 and 53,261.56

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Solution

The fourth proportional to 83,226.16, 124,752.72 and 53,261.56 is: 79,836.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,226.16 : 124,752.72 = 53,261.56 : x
  2. Step 2: Convert to fraction form
    83,226.16/124,752.72 = 53,261.56/x
  3. Step 3: Cross multiply
    83,226.16x = 124,752.72 × 53,261.56
  4. Step 4: Simplify right side
    83,226.16x = 6,644,524,481.44
  5. Step 5: Solve for x
    x = 6,644,524,481.44/83,226.16
  6. Step 6: Final answer
    x = 79,836.97

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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.