Home / 229,877.16-344,704.68-80,113.92

Finding the Fourth Proportional to 229,877.16, 344,704.68 and 80,113.92

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Solution

The fourth proportional to 229,877.16, 344,704.68 and 80,113.92 is: 120,132.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,877.16 : 344,704.68 = 80,113.92 : x
  2. Step 2: Convert to fraction form
    229,877.16/344,704.68 = 80,113.92/x
  3. Step 3: Cross multiply
    229,877.16x = 344,704.68 × 80,113.92
  4. Step 4: Simplify right side
    229,877.16x = 27,615,643,157.15
  5. Step 5: Solve for x
    x = 27,615,643,157.15/229,877.16
  6. Step 6: Final answer
    x = 120,132.17

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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.