Home / 141,253.49-211,879.76-88,699.88

Finding the Fourth Proportional to 141,253.49, 211,879.76 and 88,699.88

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Solution

The fourth proportional to 141,253.49, 211,879.76 and 88,699.88 is: 133,049.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,253.49 : 211,879.76 = 88,699.88 : x
  2. Step 2: Convert to fraction form
    141,253.49/211,879.76 = 88,699.88/x
  3. Step 3: Cross multiply
    141,253.49x = 211,879.76 × 88,699.88
  4. Step 4: Simplify right side
    141,253.49x = 18,793,707,783.53
  5. Step 5: Solve for x
    x = 18,793,707,783.53/141,253.49
  6. Step 6: Final answer
    x = 133,049.52

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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.