Home / 48,838.60-73,200.30-36,512.20

Finding the Fourth Proportional to 48,838.60, 73,200.30 and 36,512.20

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Solution

The fourth proportional to 48,838.60, 73,200.30 and 36,512.20 is: 54,725.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,838.60 : 73,200.30 = 36,512.20 : x
  2. Step 2: Convert to fraction form
    48,838.60/73,200.30 = 36,512.20/x
  3. Step 3: Cross multiply
    48,838.60x = 73,200.30 × 36,512.20
  4. Step 4: Simplify right side
    48,838.60x = 2,672,703,993.66
  5. Step 5: Solve for x
    x = 2,672,703,993.66/48,838.60
  6. Step 6: Final answer
    x = 54,725.24

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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.