Home / 229,173.20-343,677.44-79,373.12

Finding the Fourth Proportional to 229,173.20, 343,677.44 and 79,373.12

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Solution

The fourth proportional to 229,173.20, 343,677.44 and 79,373.12 is: 119,031.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,173.20 : 343,677.44 = 79,373.12 : x
  2. Step 2: Convert to fraction form
    229,173.20/343,677.44 = 79,373.12/x
  3. Step 3: Cross multiply
    229,173.20x = 343,677.44 × 79,373.12
  4. Step 4: Simplify right side
    229,173.20x = 27,278,750,686.41
  5. Step 5: Solve for x
    x = 27,278,750,686.41/229,173.20
  6. Step 6: Final answer
    x = 119,031.15

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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.