Home / 48,200.60-72,257.70-42,951.80

Finding the Fourth Proportional to 48,200.60, 72,257.70 and 42,951.80

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Solution

The fourth proportional to 48,200.60, 72,257.70 and 42,951.80 is: 64,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,200.60 : 72,257.70 = 42,951.80 : x
  2. Step 2: Convert to fraction form
    48,200.60/72,257.70 = 42,951.80/x
  3. Step 3: Cross multiply
    48,200.60x = 72,257.70 × 42,951.80
  4. Step 4: Simplify right side
    48,200.60x = 3,103,598,278.86
  5. Step 5: Solve for x
    x = 3,103,598,278.86/48,200.60
  6. Step 6: Final answer
    x = 64,389.20

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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.