Home / 227,581.45-313,884.85-145,917.50

Finding the Fourth Proportional to 227,581.45, 313,884.85 and 145,917.50

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Solution

The fourth proportional to 227,581.45, 313,884.85 and 145,917.50 is: 201,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,581.45 : 313,884.85 = 145,917.50 : x
  2. Step 2: Convert to fraction form
    227,581.45/313,884.85 = 145,917.50/x
  3. Step 3: Cross multiply
    227,581.45x = 313,884.85 × 145,917.50
  4. Step 4: Simplify right side
    227,581.45x = 45,801,292,294.46
  5. Step 5: Solve for x
    x = 45,801,292,294.46/227,581.45
  6. Step 6: Final answer
    x = 201,252.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.