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Finding the Fourth Proportional to 252,877.26, 379,370.52 and 134,531.40

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Solution

The fourth proportional to 252,877.26, 379,370.52 and 134,531.40 is: 201,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,877.26 : 379,370.52 = 134,531.40 : x
  2. Step 2: Convert to fraction form
    252,877.26/379,370.52 = 134,531.40/x
  3. Step 3: Cross multiply
    252,877.26x = 379,370.52 × 134,531.40
  4. Step 4: Simplify right side
    252,877.26x = 51,037,247,174.33
  5. Step 5: Solve for x
    x = 51,037,247,174.33/252,877.26
  6. Step 6: Final answer
    x = 201,826.16

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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.