Home / 144,197.06-215,869.61-106,506.86

Finding the Fourth Proportional to 144,197.06, 215,869.61 and 106,506.86

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Solution

The fourth proportional to 144,197.06, 215,869.61 and 106,506.86 is: 159,445.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,197.06 : 215,869.61 = 106,506.86 : x
  2. Step 2: Convert to fraction form
    144,197.06/215,869.61 = 106,506.86/x
  3. Step 3: Cross multiply
    144,197.06x = 215,869.61 × 106,506.86
  4. Step 4: Simplify right side
    144,197.06x = 22,991,593,251.18
  5. Step 5: Solve for x
    x = 22,991,593,251.18/144,197.06
  6. Step 6: Final answer
    x = 159,445.65

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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.