Home / 338,889.03-508,337.19-102,233.76

Finding the Fourth Proportional to 338,889.03, 508,337.19 and 102,233.76

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Solution

The fourth proportional to 338,889.03, 508,337.19 and 102,233.76 is: 153,351.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,889.03 : 508,337.19 = 102,233.76 : x
  2. Step 2: Convert to fraction form
    338,889.03/508,337.19 = 102,233.76/x
  3. Step 3: Cross multiply
    338,889.03x = 508,337.19 × 102,233.76
  4. Step 4: Simplify right side
    338,889.03x = 51,969,222,281.53
  5. Step 5: Solve for x
    x = 51,969,222,281.53/338,889.03
  6. Step 6: Final answer
    x = 153,351.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.