Home / 179,296.12-268,619.73-129,104.47

Finding the Fourth Proportional to 179,296.12, 268,619.73 and 129,104.47

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Solution

The fourth proportional to 179,296.12, 268,619.73 and 129,104.47 is: 193,423.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,296.12 : 268,619.73 = 129,104.47 : x
  2. Step 2: Convert to fraction form
    179,296.12/268,619.73 = 129,104.47/x
  3. Step 3: Cross multiply
    179,296.12x = 268,619.73 × 129,104.47
  4. Step 4: Simplify right side
    179,296.12x = 34,680,007,873.19
  5. Step 5: Solve for x
    x = 34,680,007,873.19/179,296.12
  6. Step 6: Final answer
    x = 193,423.08

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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.