Home / 144,972.59-200,062.15-81,310.37

Finding the Fourth Proportional to 144,972.59, 200,062.15 and 81,310.37

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Solution

The fourth proportional to 144,972.59, 200,062.15 and 81,310.37 is: 112,208.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,972.59 : 200,062.15 = 81,310.37 : x
  2. Step 2: Convert to fraction form
    144,972.59/200,062.15 = 81,310.37/x
  3. Step 3: Cross multiply
    144,972.59x = 200,062.15 × 81,310.37
  4. Step 4: Simplify right side
    144,972.59x = 16,267,126,235.91
  5. Step 5: Solve for x
    x = 16,267,126,235.91/144,972.59
  6. Step 6: Final answer
    x = 112,208.29

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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.