Home / 82,827.75-124,261.20-27,423.75

Finding the Fourth Proportional to 82,827.75, 124,261.20 and 27,423.75

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Solution

The fourth proportional to 82,827.75, 124,261.20 and 27,423.75 is: 41,142.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,827.75 : 124,261.20 = 27,423.75 : x
  2. Step 2: Convert to fraction form
    82,827.75/124,261.20 = 27,423.75/x
  3. Step 3: Cross multiply
    82,827.75x = 124,261.20 × 27,423.75
  4. Step 4: Simplify right side
    82,827.75x = 3,407,708,083.50
  5. Step 5: Solve for x
    x = 3,407,708,083.50/82,827.75
  6. Step 6: Final answer
    x = 41,142.11

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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.