Home / 227,012.04-313,278.76-125,037.88

Finding the Fourth Proportional to 227,012.04, 313,278.76 and 125,037.88

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Solution

The fourth proportional to 227,012.04, 313,278.76 and 125,037.88 is: 172,553.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,012.04 : 313,278.76 = 125,037.88 : x
  2. Step 2: Convert to fraction form
    227,012.04/313,278.76 = 125,037.88/x
  3. Step 3: Cross multiply
    227,012.04x = 313,278.76 × 125,037.88
  4. Step 4: Simplify right side
    227,012.04x = 39,171,711,999.43
  5. Step 5: Solve for x
    x = 39,171,711,999.43/227,012.04
  6. Step 6: Final answer
    x = 172,553.46

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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.