Home / 141,655.26-195,425.67-84,283.11

Finding the Fourth Proportional to 141,655.26, 195,425.67 and 84,283.11

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Solution

The fourth proportional to 141,655.26, 195,425.67 and 84,283.11 is: 116,275.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,655.26 : 195,425.67 = 84,283.11 : x
  2. Step 2: Convert to fraction form
    141,655.26/195,425.67 = 84,283.11/x
  3. Step 3: Cross multiply
    141,655.26x = 195,425.67 × 84,283.11
  4. Step 4: Simplify right side
    141,655.26x = 16,471,083,241.43
  5. Step 5: Solve for x
    x = 16,471,083,241.43/141,655.26
  6. Step 6: Final answer
    x = 116,275.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.