Home / 141,042.16-211,568.28-47,548.72

Finding the Fourth Proportional to 141,042.16, 211,568.28 and 47,548.72

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Solution

The fourth proportional to 141,042.16, 211,568.28 and 47,548.72 is: 71,324.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,042.16 : 211,568.28 = 47,548.72 : x
  2. Step 2: Convert to fraction form
    141,042.16/211,568.28 = 47,548.72/x
  3. Step 3: Cross multiply
    141,042.16x = 211,568.28 × 47,548.72
  4. Step 4: Simplify right side
    141,042.16x = 10,059,800,906.60
  5. Step 5: Solve for x
    x = 10,059,800,906.60/141,042.16
  6. Step 6: Final answer
    x = 71,324.78

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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.