Home / 88,236.20-132,354.30-48,870.20

Finding the Fourth Proportional to 88,236.20, 132,354.30 and 48,870.20

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Solution

The fourth proportional to 88,236.20, 132,354.30 and 48,870.20 is: 73,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,236.20 : 132,354.30 = 48,870.20 : x
  2. Step 2: Convert to fraction form
    88,236.20/132,354.30 = 48,870.20/x
  3. Step 3: Cross multiply
    88,236.20x = 132,354.30 × 48,870.20
  4. Step 4: Simplify right side
    88,236.20x = 6,468,181,111.86
  5. Step 5: Solve for x
    x = 6,468,181,111.86/88,236.20
  6. Step 6: Final answer
    x = 73,305.30

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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.