Home / 179,026.26-268,539.30-85,247.70

Finding the Fourth Proportional to 179,026.26, 268,539.30 and 85,247.70

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Solution

The fourth proportional to 179,026.26, 268,539.30 and 85,247.70 is: 127,871.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,026.26 : 268,539.30 = 85,247.70 : x
  2. Step 2: Convert to fraction form
    179,026.26/268,539.30 = 85,247.70/x
  3. Step 3: Cross multiply
    179,026.26x = 268,539.30 × 85,247.70
  4. Step 4: Simplify right side
    179,026.26x = 22,892,357,684.61
  5. Step 5: Solve for x
    x = 22,892,357,684.61/179,026.26
  6. Step 6: Final answer
    x = 127,871.51

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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.