Home / 272,204.20-408,306.30-154,106.20

Finding the Fourth Proportional to 272,204.20, 408,306.30 and 154,106.20

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Solution

The fourth proportional to 272,204.20, 408,306.30 and 154,106.20 is: 231,159.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,204.20 : 408,306.30 = 154,106.20 : x
  2. Step 2: Convert to fraction form
    272,204.20/408,306.30 = 154,106.20/x
  3. Step 3: Cross multiply
    272,204.20x = 408,306.30 × 154,106.20
  4. Step 4: Simplify right side
    272,204.20x = 62,922,532,329.06
  5. Step 5: Solve for x
    x = 62,922,532,329.06/272,204.20
  6. Step 6: Final answer
    x = 231,159.30

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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.