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Finding the Fourth Proportional to 168,314.30, 252,034.05 and 133,030.70

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Solution

The fourth proportional to 168,314.30, 252,034.05 and 133,030.70 is: 199,200.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,314.30 : 252,034.05 = 133,030.70 : x
  2. Step 2: Convert to fraction form
    168,314.30/252,034.05 = 133,030.70/x
  3. Step 3: Cross multiply
    168,314.30x = 252,034.05 × 133,030.70
  4. Step 4: Simplify right side
    168,314.30x = 33,528,266,095.34
  5. Step 5: Solve for x
    x = 33,528,266,095.34/168,314.30
  6. Step 6: Final answer
    x = 199,200.34

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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.