Home / 82,250.11-123,233.91-55,537.72

Finding the Fourth Proportional to 82,250.11, 123,233.91 and 55,537.72

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Solution

The fourth proportional to 82,250.11, 123,233.91 and 55,537.72 is: 83,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,250.11 : 123,233.91 = 55,537.72 : x
  2. Step 2: Convert to fraction form
    82,250.11/123,233.91 = 55,537.72/x
  3. Step 3: Cross multiply
    82,250.11x = 123,233.91 × 55,537.72
  4. Step 4: Simplify right side
    82,250.11x = 6,844,130,388.09
  5. Step 5: Solve for x
    x = 6,844,130,388.09/82,250.11
  6. Step 6: Final answer
    x = 83,211.20

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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.