Home / 185,524.10-278,286.80-45,282.72

Finding the Fourth Proportional to 185,524.10, 278,286.80 and 45,282.72

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Solution

The fourth proportional to 185,524.10, 278,286.80 and 45,282.72 is: 67,924.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,524.10 : 278,286.80 = 45,282.72 : x
  2. Step 2: Convert to fraction form
    185,524.10/278,286.80 = 45,282.72/x
  3. Step 3: Cross multiply
    185,524.10x = 278,286.80 × 45,282.72
  4. Step 4: Simplify right side
    185,524.10x = 12,601,583,244.10
  5. Step 5: Solve for x
    x = 12,601,583,244.10/185,524.10
  6. Step 6: Final answer
    x = 67,924.24

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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.