Home / 154,496.20-231,917.10-144,344.20

Finding the Fourth Proportional to 154,496.20, 231,917.10 and 144,344.20

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Solution

The fourth proportional to 154,496.20, 231,917.10 and 144,344.20 is: 216,677.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,496.20 : 231,917.10 = 144,344.20 : x
  2. Step 2: Convert to fraction form
    154,496.20/231,917.10 = 144,344.20/x
  3. Step 3: Cross multiply
    154,496.20x = 231,917.10 × 144,344.20
  4. Step 4: Simplify right side
    154,496.20x = 33,475,888,265.82
  5. Step 5: Solve for x
    x = 33,475,888,265.82/154,496.20
  6. Step 6: Final answer
    x = 216,677.75

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1.5x scale

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.