Home / 252,104.35-378,226.80-109,962.31

Finding the Fourth Proportional to 252,104.35, 378,226.80 and 109,962.31

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Solution

The fourth proportional to 252,104.35, 378,226.80 and 109,962.31 is: 164,974.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,104.35 : 378,226.80 = 109,962.31 : x
  2. Step 2: Convert to fraction form
    252,104.35/378,226.80 = 109,962.31/x
  3. Step 3: Cross multiply
    252,104.35x = 378,226.80 × 109,962.31
  4. Step 4: Simplify right side
    252,104.35x = 41,590,692,631.91
  5. Step 5: Solve for x
    x = 41,590,692,631.91/252,104.35
  6. Step 6: Final answer
    x = 164,974.12

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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.