Home / 82,260.64-123,381.21-23,101.48

Finding the Fourth Proportional to 82,260.64, 123,381.21 and 23,101.48

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Solution

The fourth proportional to 82,260.64, 123,381.21 and 23,101.48 is: 34,649.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,260.64 : 123,381.21 = 23,101.48 : x
  2. Step 2: Convert to fraction form
    82,260.64/123,381.21 = 23,101.48/x
  3. Step 3: Cross multiply
    82,260.64x = 123,381.21 × 23,101.48
  4. Step 4: Simplify right side
    82,260.64x = 2,850,287,938.28
  5. Step 5: Solve for x
    x = 2,850,287,938.28/82,260.64
  6. Step 6: Final answer
    x = 34,649.48

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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.