Home / 217,376.10-299,922.26-125,472.89

Finding the Fourth Proportional to 217,376.10, 299,922.26 and 125,472.89

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Solution

The fourth proportional to 217,376.10, 299,922.26 and 125,472.89 is: 173,119.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,376.10 : 299,922.26 = 125,472.89 : x
  2. Step 2: Convert to fraction form
    217,376.10/299,922.26 = 125,472.89/x
  3. Step 3: Cross multiply
    217,376.10x = 299,922.26 × 125,472.89
  4. Step 4: Simplify right side
    217,376.10x = 37,632,110,610.56
  5. Step 5: Solve for x
    x = 37,632,110,610.56/217,376.10
  6. Step 6: Final answer
    x = 173,119.82

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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.