Home / 229,883.20-344,983.35-80,124.73

Finding the Fourth Proportional to 229,883.20, 344,983.35 and 80,124.73

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Solution

The fourth proportional to 229,883.20, 344,983.35 and 80,124.73 is: 120,242.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,883.20 : 344,983.35 = 80,124.73 : x
  2. Step 2: Convert to fraction form
    229,883.20/344,983.35 = 80,124.73/x
  3. Step 3: Cross multiply
    229,883.20x = 344,983.35 × 80,124.73
  4. Step 4: Simplify right side
    229,883.20x = 27,641,697,211.25
  5. Step 5: Solve for x
    x = 27,641,697,211.25/229,883.20
  6. Step 6: Final answer
    x = 120,242.36

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1.5x scale

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.