Home / 82,304.33-123,461.10-23,135.40

Finding the Fourth Proportional to 82,304.33, 123,461.10 and 23,135.40

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Solution

The fourth proportional to 82,304.33, 123,461.10 and 23,135.40 is: 34,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,304.33 : 123,461.10 = 23,135.40 : x
  2. Step 2: Convert to fraction form
    82,304.33/123,461.10 = 23,135.40/x
  3. Step 3: Cross multiply
    82,304.33x = 123,461.10 × 23,135.40
  4. Step 4: Simplify right side
    82,304.33x = 2,856,321,932.94
  5. Step 5: Solve for x
    x = 2,856,321,932.94/82,304.33
  6. Step 6: Final answer
    x = 34,704.40

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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.