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Finding the Fourth Proportional to 169,952.58, 254,928.84 and 80,936.22

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Solution

The fourth proportional to 169,952.58, 254,928.84 and 80,936.22 is: 121,404.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,952.58 : 254,928.84 = 80,936.22 : x
  2. Step 2: Convert to fraction form
    169,952.58/254,928.84 = 80,936.22/x
  3. Step 3: Cross multiply
    169,952.58x = 254,928.84 × 80,936.22
  4. Step 4: Simplify right side
    169,952.58x = 20,632,976,678.58
  5. Step 5: Solve for x
    x = 20,632,976,678.58/169,952.58
  6. Step 6: Final answer
    x = 121,404.32

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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.