Home / 225,487.11-337,986.11-112,895.79

Finding the Fourth Proportional to 225,487.11, 337,986.11 and 112,895.79

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Solution

The fourth proportional to 225,487.11, 337,986.11 and 112,895.79 is: 169,221.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,487.11 : 337,986.11 = 112,895.79 : x
  2. Step 2: Convert to fraction form
    225,487.11/337,986.11 = 112,895.79/x
  3. Step 3: Cross multiply
    225,487.11x = 337,986.11 × 112,895.79
  4. Step 4: Simplify right side
    225,487.11x = 38,157,208,333.00
  5. Step 5: Solve for x
    x = 38,157,208,333.00/225,487.11
  6. Step 6: Final answer
    x = 169,221.24

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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.