Home / 237,425.20-327,678.09-135,427.30

Finding the Fourth Proportional to 237,425.20, 327,678.09 and 135,427.30

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Solution

The fourth proportional to 237,425.20, 327,678.09 and 135,427.30 is: 186,907.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,425.20 : 327,678.09 = 135,427.30 : x
  2. Step 2: Convert to fraction form
    237,425.20/327,678.09 = 135,427.30/x
  3. Step 3: Cross multiply
    237,425.20x = 327,678.09 × 135,427.30
  4. Step 4: Simplify right side
    237,425.20x = 44,376,558,997.86
  5. Step 5: Solve for x
    x = 44,376,558,997.86/237,425.20
  6. Step 6: Final answer
    x = 186,907.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.