Home / 225,190.28-310,789.23-127,076.06

Finding the Fourth Proportional to 225,190.28, 310,789.23 and 127,076.06

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Solution

The fourth proportional to 225,190.28, 310,789.23 and 127,076.06 is: 175,380.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,190.28 : 310,789.23 = 127,076.06 : x
  2. Step 2: Convert to fraction form
    225,190.28/310,789.23 = 127,076.06/x
  3. Step 3: Cross multiply
    225,190.28x = 310,789.23 × 127,076.06
  4. Step 4: Simplify right side
    225,190.28x = 39,493,870,838.83
  5. Step 5: Solve for x
    x = 39,493,870,838.83/225,190.28
  6. Step 6: Final answer
    x = 175,380.00

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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.