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Finding the Fourth Proportional to 169,998.48, 254,996.18 and 63,378.81

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Solution

The fourth proportional to 169,998.48, 254,996.18 and 63,378.81 is: 95,067.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,998.48 : 254,996.18 = 63,378.81 : x
  2. Step 2: Convert to fraction form
    169,998.48/254,996.18 = 63,378.81/x
  3. Step 3: Cross multiply
    169,998.48x = 254,996.18 × 63,378.81
  4. Step 4: Simplify right side
    169,998.48x = 16,161,354,126.05
  5. Step 5: Solve for x
    x = 16,161,354,126.05/169,998.48
  6. Step 6: Final answer
    x = 95,067.64

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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.