Home / 231,680.38-346,111.68-149,961.71

Finding the Fourth Proportional to 231,680.38, 346,111.68 and 149,961.71

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Solution

The fourth proportional to 231,680.38, 346,111.68 and 149,961.71 is: 224,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,680.38 : 346,111.68 = 149,961.71 : x
  2. Step 2: Convert to fraction form
    231,680.38/346,111.68 = 149,961.71/x
  3. Step 3: Cross multiply
    231,680.38x = 346,111.68 × 149,961.71
  4. Step 4: Simplify right side
    231,680.38x = 51,903,500,330.08
  5. Step 5: Solve for x
    x = 51,903,500,330.08/231,680.38
  6. Step 6: Final answer
    x = 224,030.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.