Home / 144,758.43-199,770.57-81,094.86

Finding the Fourth Proportional to 144,758.43, 199,770.57 and 81,094.86

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Solution

The fourth proportional to 144,758.43, 199,770.57 and 81,094.86 is: 111,913.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,758.43 : 199,770.57 = 81,094.86 : x
  2. Step 2: Convert to fraction form
    144,758.43/199,770.57 = 81,094.86/x
  3. Step 3: Cross multiply
    144,758.43x = 199,770.57 × 81,094.86
  4. Step 4: Simplify right side
    144,758.43x = 16,200,366,406.27
  5. Step 5: Solve for x
    x = 16,200,366,406.27/144,758.43
  6. Step 6: Final answer
    x = 111,913.11

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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.