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Finding the Fourth Proportional to 252,264.42, 378,207 and 119,068.92

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Solution

The fourth proportional to 252,264.42, 378,207 and 119,068.92 is: 178,513.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,264.42 : 378,207 = 119,068.92 : x
  2. Step 2: Convert to fraction form
    252,264.42/378,207 = 119,068.92/x
  3. Step 3: Cross multiply
    252,264.42x = 378,207 × 119,068.92
  4. Step 4: Simplify right side
    252,264.42x = 45,032,699,026.44
  5. Step 5: Solve for x
    x = 45,032,699,026.44/252,264.42
  6. Step 6: Final answer
    x = 178,513.87

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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.