Home / 178,755.08-268,132.36-45,635.36

Finding the Fourth Proportional to 178,755.08, 268,132.36 and 45,635.36

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Solution

The fourth proportional to 178,755.08, 268,132.36 and 45,635.36 is: 68,452.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,755.08 : 268,132.36 = 45,635.36 : x
  2. Step 2: Convert to fraction form
    178,755.08/268,132.36 = 45,635.36/x
  3. Step 3: Cross multiply
    178,755.08x = 268,132.36 × 45,635.36
  4. Step 4: Simplify right side
    178,755.08x = 12,236,316,776.25
  5. Step 5: Solve for x
    x = 12,236,316,776.25/178,755.08
  6. Step 6: Final answer
    x = 68,452.97

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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.