Home / 87,539.11-131,313.31-27,572.27

Finding the Fourth Proportional to 87,539.11, 131,313.31 and 27,572.27

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Solution

The fourth proportional to 87,539.11, 131,313.31 and 27,572.27 is: 41,359.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,539.11 : 131,313.31 = 27,572.27 : x
  2. Step 2: Convert to fraction form
    87,539.11/131,313.31 = 27,572.27/x
  3. Step 3: Cross multiply
    87,539.11x = 131,313.31 × 27,572.27
  4. Step 4: Simplify right side
    87,539.11x = 3,620,606,037.91
  5. Step 5: Solve for x
    x = 3,620,606,037.91/87,539.11
  6. Step 6: Final answer
    x = 41,359.87

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1.5x scale

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.