Home / 82,238.70-123,362.45-26,083.08

Finding the Fourth Proportional to 82,238.70, 123,362.45 and 26,083.08

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Solution

The fourth proportional to 82,238.70, 123,362.45 and 26,083.08 is: 39,126.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,238.70 : 123,362.45 = 26,083.08 : x
  2. Step 2: Convert to fraction form
    82,238.70/123,362.45 = 26,083.08/x
  3. Step 3: Cross multiply
    82,238.70x = 123,362.45 × 26,083.08
  4. Step 4: Simplify right side
    82,238.70x = 3,217,672,652.35
  5. Step 5: Solve for x
    x = 3,217,672,652.35/82,238.70
  6. Step 6: Final answer
    x = 39,126.02

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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.