Home / 179,375.13-268,878.11-79,582.32

Finding the Fourth Proportional to 179,375.13, 268,878.11 and 79,582.32

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Solution

The fourth proportional to 179,375.13, 268,878.11 and 79,582.32 is: 119,291.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,375.13 : 268,878.11 = 79,582.32 : x
  2. Step 2: Convert to fraction form
    179,375.13/268,878.11 = 79,582.32/x
  3. Step 3: Cross multiply
    179,375.13x = 268,878.11 × 79,582.32
  4. Step 4: Simplify right side
    179,375.13x = 21,397,943,393.10
  5. Step 5: Solve for x
    x = 21,397,943,393.10/179,375.13
  6. Step 6: Final answer
    x = 119,291.58

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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.