Home / 341,027.45-511,542.89-88,290.21

Finding the Fourth Proportional to 341,027.45, 511,542.89 and 88,290.21

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Solution

The fourth proportional to 341,027.45, 511,542.89 and 88,290.21 is: 132,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,027.45 : 511,542.89 = 88,290.21 : x
  2. Step 2: Convert to fraction form
    341,027.45/511,542.89 = 88,290.21/x
  3. Step 3: Cross multiply
    341,027.45x = 511,542.89 × 88,290.21
  4. Step 4: Simplify right side
    341,027.45x = 45,164,228,740.66
  5. Step 5: Solve for x
    x = 45,164,228,740.66/341,027.45
  6. Step 6: Final answer
    x = 132,435.76

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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.