Home / 48,334.20-72,695.70-43,279.80

Finding the Fourth Proportional to 48,334.20, 72,695.70 and 43,279.80

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Solution

The fourth proportional to 48,334.20, 72,695.70 and 43,279.80 is: 65,093.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,334.20 : 72,695.70 = 43,279.80 : x
  2. Step 2: Convert to fraction form
    48,334.20/72,695.70 = 43,279.80/x
  3. Step 3: Cross multiply
    48,334.20x = 72,695.70 × 43,279.80
  4. Step 4: Simplify right side
    48,334.20x = 3,146,255,356.86
  5. Step 5: Solve for x
    x = 3,146,255,356.86/48,334.20
  6. Step 6: Final answer
    x = 65,093.77

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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.