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Finding the Fourth Proportional to 168,368.11, 252,274.64 and 151,006.03

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Solution

The fourth proportional to 168,368.11, 252,274.64 and 151,006.03 is: 226,260.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,368.11 : 252,274.64 = 151,006.03 : x
  2. Step 2: Convert to fraction form
    168,368.11/252,274.64 = 151,006.03/x
  3. Step 3: Cross multiply
    168,368.11x = 252,274.64 × 151,006.03
  4. Step 4: Simplify right side
    168,368.11x = 38,094,991,101.05
  5. Step 5: Solve for x
    x = 38,094,991,101.05/168,368.11
  6. Step 6: Final answer
    x = 226,260.13

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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.