Home / 178,881.17-268,375.41-72,210.24

Finding the Fourth Proportional to 178,881.17, 268,375.41 and 72,210.24

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Solution

The fourth proportional to 178,881.17, 268,375.41 and 72,210.24 is: 108,337.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,881.17 : 268,375.41 = 72,210.24 : x
  2. Step 2: Convert to fraction form
    178,881.17/268,375.41 = 72,210.24/x
  3. Step 3: Cross multiply
    178,881.17x = 268,375.41 × 72,210.24
  4. Step 4: Simplify right side
    178,881.17x = 19,379,452,766.20
  5. Step 5: Solve for x
    x = 19,379,452,766.20/178,881.17
  6. Step 6: Final answer
    x = 108,337.02

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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.