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Finding the Fourth Proportional to 75,169.47, 112,674.99 and 27,754.21

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Solution

The fourth proportional to 75,169.47, 112,674.99 and 27,754.21 is: 41,602.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,169.47 : 112,674.99 = 27,754.21 : x
  2. Step 2: Convert to fraction form
    75,169.47/112,674.99 = 27,754.21/x
  3. Step 3: Cross multiply
    75,169.47x = 112,674.99 × 27,754.21
  4. Step 4: Simplify right side
    75,169.47x = 3,127,204,945.33
  5. Step 5: Solve for x
    x = 3,127,204,945.33/75,169.47
  6. Step 6: Final answer
    x = 41,602.06

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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.