Home / 82,635.51-123,884.19-38,294.04

Finding the Fourth Proportional to 82,635.51, 123,884.19 and 38,294.04

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Solution

The fourth proportional to 82,635.51, 123,884.19 and 38,294.04 is: 57,409.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,635.51 : 123,884.19 = 38,294.04 : x
  2. Step 2: Convert to fraction form
    82,635.51/123,884.19 = 38,294.04/x
  3. Step 3: Cross multiply
    82,635.51x = 123,884.19 × 38,294.04
  4. Step 4: Simplify right side
    82,635.51x = 4,744,026,127.23
  5. Step 5: Solve for x
    x = 4,744,026,127.23/82,635.51
  6. Step 6: Final answer
    x = 57,409.05

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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.