Home / 82,790.24-124,186.50-23,625.90

Finding the Fourth Proportional to 82,790.24, 124,186.50 and 23,625.90

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Solution

The fourth proportional to 82,790.24, 124,186.50 and 23,625.90 is: 35,439.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,790.24 : 124,186.50 = 23,625.90 : x
  2. Step 2: Convert to fraction form
    82,790.24/124,186.50 = 23,625.90/x
  3. Step 3: Cross multiply
    82,790.24x = 124,186.50 × 23,625.90
  4. Step 4: Simplify right side
    82,790.24x = 2,934,017,830.35
  5. Step 5: Solve for x
    x = 2,934,017,830.35/82,790.24
  6. Step 6: Final answer
    x = 35,439.18

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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.