Home / 227,265.20-313,628-125,294.20

Finding the Fourth Proportional to 227,265.20, 313,628 and 125,294.20

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Solution

The fourth proportional to 227,265.20, 313,628 and 125,294.20 is: 172,907.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,265.20 : 313,628 = 125,294.20 : x
  2. Step 2: Convert to fraction form
    227,265.20/313,628 = 125,294.20/x
  3. Step 3: Cross multiply
    227,265.20x = 313,628 × 125,294.20
  4. Step 4: Simplify right side
    227,265.20x = 39,295,769,357.60
  5. Step 5: Solve for x
    x = 39,295,769,357.60/227,265.20
  6. Step 6: Final answer
    x = 172,907.11

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1.5x scale

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.