Home / 227,429.12-313,853.60-126,833.60

Finding the Fourth Proportional to 227,429.12, 313,853.60 and 126,833.60

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Solution

The fourth proportional to 227,429.12, 313,853.60 and 126,833.60 is: 175,031.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,429.12 : 313,853.60 = 126,833.60 : x
  2. Step 2: Convert to fraction form
    227,429.12/313,853.60 = 126,833.60/x
  3. Step 3: Cross multiply
    227,429.12x = 313,853.60 × 126,833.60
  4. Step 4: Simplify right side
    227,429.12x = 39,807,181,960.96
  5. Step 5: Solve for x
    x = 39,807,181,960.96/227,429.12
  6. Step 6: Final answer
    x = 175,031.16

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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.