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Finding the Fourth Proportional to 168,111.04, 252,204 and 73,356.52

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Solution

The fourth proportional to 168,111.04, 252,204 and 73,356.52 is: 110,051.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,111.04 : 252,204 = 73,356.52 : x
  2. Step 2: Convert to fraction form
    168,111.04/252,204 = 73,356.52/x
  3. Step 3: Cross multiply
    168,111.04x = 252,204 × 73,356.52
  4. Step 4: Simplify right side
    168,111.04x = 18,500,807,770.08
  5. Step 5: Solve for x
    x = 18,500,807,770.08/168,111.04
  6. Step 6: Final answer
    x = 110,051.12

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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.