Home / 141,867.60-212,830.20-48,382.80

Finding the Fourth Proportional to 141,867.60, 212,830.20 and 48,382.80

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Solution

The fourth proportional to 141,867.60, 212,830.20 and 48,382.80 is: 72,584.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,867.60 : 212,830.20 = 48,382.80 : x
  2. Step 2: Convert to fraction form
    141,867.60/212,830.20 = 48,382.80/x
  3. Step 3: Cross multiply
    141,867.60x = 212,830.20 × 48,382.80
  4. Step 4: Simplify right side
    141,867.60x = 10,297,321,000.56
  5. Step 5: Solve for x
    x = 10,297,321,000.56/141,867.60
  6. Step 6: Final answer
    x = 72,584.02

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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.