Home / 220,930.56-304,867.17-124,103.57

Finding the Fourth Proportional to 220,930.56, 304,867.17 and 124,103.57

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Solution

The fourth proportional to 220,930.56, 304,867.17 and 124,103.57 is: 171,253.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,930.56 : 304,867.17 = 124,103.57 : x
  2. Step 2: Convert to fraction form
    220,930.56/304,867.17 = 124,103.57/x
  3. Step 3: Cross multiply
    220,930.56x = 304,867.17 × 124,103.57
  4. Step 4: Simplify right side
    220,930.56x = 37,835,102,648.46
  5. Step 5: Solve for x
    x = 37,835,102,648.46/220,930.56
  6. Step 6: Final answer
    x = 171,253.37

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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.