Home / 141,218.28-211,875.96-88,566.12

Finding the Fourth Proportional to 141,218.28, 211,875.96 and 88,566.12

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Solution

The fourth proportional to 141,218.28, 211,875.96 and 88,566.12 is: 132,879.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,218.28 : 211,875.96 = 88,566.12 : x
  2. Step 2: Convert to fraction form
    141,218.28/211,875.96 = 88,566.12/x
  3. Step 3: Cross multiply
    141,218.28x = 211,875.96 × 88,566.12
  4. Step 4: Simplify right side
    141,218.28x = 18,765,031,698.48
  5. Step 5: Solve for x
    x = 18,765,031,698.48/141,218.28
  6. Step 6: Final answer
    x = 132,879.62

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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.