Home / 141,921.03-212,845.24-42,057.91

Finding the Fourth Proportional to 141,921.03, 212,845.24 and 42,057.91

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Solution

The fourth proportional to 141,921.03, 212,845.24 and 42,057.91 is: 63,076.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,921.03 : 212,845.24 = 42,057.91 : x
  2. Step 2: Convert to fraction form
    141,921.03/212,845.24 = 42,057.91/x
  3. Step 3: Cross multiply
    141,921.03x = 212,845.24 × 42,057.91
  4. Step 4: Simplify right side
    141,921.03x = 8,951,825,947.85
  5. Step 5: Solve for x
    x = 8,951,825,947.85/141,921.03
  6. Step 6: Final answer
    x = 63,076.11

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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.