Home / 72,452.20-108,678.30-48,832.60

Finding the Fourth Proportional to 72,452.20, 108,678.30 and 48,832.60

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Solution

The fourth proportional to 72,452.20, 108,678.30 and 48,832.60 is: 73,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,452.20 : 108,678.30 = 48,832.60 : x
  2. Step 2: Convert to fraction form
    72,452.20/108,678.30 = 48,832.60/x
  3. Step 3: Cross multiply
    72,452.20x = 108,678.30 × 48,832.60
  4. Step 4: Simplify right side
    72,452.20x = 5,307,043,952.58
  5. Step 5: Solve for x
    x = 5,307,043,952.58/72,452.20
  6. Step 6: Final answer
    x = 73,248.90

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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.