Home / 82,822.60-124,234.98-23,660.20

Finding the Fourth Proportional to 82,822.60, 124,234.98 and 23,660.20

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Solution

The fourth proportional to 82,822.60, 124,234.98 and 23,660.20 is: 35,490.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,822.60 : 124,234.98 = 23,660.20 : x
  2. Step 2: Convert to fraction form
    82,822.60/124,234.98 = 23,660.20/x
  3. Step 3: Cross multiply
    82,822.60x = 124,234.98 × 23,660.20
  4. Step 4: Simplify right side
    82,822.60x = 2,939,424,473.80
  5. Step 5: Solve for x
    x = 2,939,424,473.80/82,822.60
  6. Step 6: Final answer
    x = 35,490.61

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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.