Home / 152,919.20-229,378.83-47,747.18

Finding the Fourth Proportional to 152,919.20, 229,378.83 and 47,747.18

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Solution

The fourth proportional to 152,919.20, 229,378.83 and 47,747.18 is: 71,620.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,919.20 : 229,378.83 = 47,747.18 : x
  2. Step 2: Convert to fraction form
    152,919.20/229,378.83 = 47,747.18/x
  3. Step 3: Cross multiply
    152,919.20x = 229,378.83 × 47,747.18
  4. Step 4: Simplify right side
    152,919.20x = 10,952,192,284.20
  5. Step 5: Solve for x
    x = 10,952,192,284.20/152,919.20
  6. Step 6: Final answer
    x = 71,620.78

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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.