Home / 82,250.90-123,380.76-26,095.28

Finding the Fourth Proportional to 82,250.90, 123,380.76 and 26,095.28

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Solution

The fourth proportional to 82,250.90, 123,380.76 and 26,095.28 is: 39,144.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,250.90 : 123,380.76 = 26,095.28 : x
  2. Step 2: Convert to fraction form
    82,250.90/123,380.76 = 26,095.28/x
  3. Step 3: Cross multiply
    82,250.90x = 123,380.76 × 26,095.28
  4. Step 4: Simplify right side
    82,250.90x = 3,219,655,478.81
  5. Step 5: Solve for x
    x = 3,219,655,478.81/82,250.90
  6. Step 6: Final answer
    x = 39,144.32

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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.