Home / 217,426.55-300,062.83-125,549.71

Finding the Fourth Proportional to 217,426.55, 300,062.83 and 125,549.71

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Solution

The fourth proportional to 217,426.55, 300,062.83 and 125,549.71 is: 173,266.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,426.55 : 300,062.83 = 125,549.71 : x
  2. Step 2: Convert to fraction form
    217,426.55/300,062.83 = 125,549.71/x
  3. Step 3: Cross multiply
    217,426.55x = 300,062.83 × 125,549.71
  4. Step 4: Simplify right side
    217,426.55x = 37,672,801,288.28
  5. Step 5: Solve for x
    x = 37,672,801,288.28/217,426.55
  6. Step 6: Final answer
    x = 173,266.79

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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.