Home / 154,139.94-211,897.17-132,550.20

Finding the Fourth Proportional to 154,139.94, 211,897.17 and 132,550.20

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Solution

The fourth proportional to 154,139.94, 211,897.17 and 132,550.20 is: 182,217.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,139.94 : 211,897.17 = 132,550.20 : x
  2. Step 2: Convert to fraction form
    154,139.94/211,897.17 = 132,550.20/x
  3. Step 3: Cross multiply
    154,139.94x = 211,897.17 × 132,550.20
  4. Step 4: Simplify right side
    154,139.94x = 28,087,012,262.93
  5. Step 5: Solve for x
    x = 28,087,012,262.93/154,139.94
  6. Step 6: Final answer
    x = 182,217.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.