Home / 82,460.33-123,690.20-29,857.52

Finding the Fourth Proportional to 82,460.33, 123,690.20 and 29,857.52

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Solution

The fourth proportional to 82,460.33, 123,690.20 and 29,857.52 is: 44,786.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,460.33 : 123,690.20 = 29,857.52 : x
  2. Step 2: Convert to fraction form
    82,460.33/123,690.20 = 29,857.52/x
  3. Step 3: Cross multiply
    82,460.33x = 123,690.20 × 29,857.52
  4. Step 4: Simplify right side
    82,460.33x = 3,693,081,852.57
  5. Step 5: Solve for x
    x = 3,693,081,852.57/82,460.33
  6. Step 6: Final answer
    x = 44,786.16

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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.