Home / 238,704.35-329,404.46-131,274.05

Finding the Fourth Proportional to 238,704.35, 329,404.46 and 131,274.05

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Solution

The fourth proportional to 238,704.35, 329,404.46 and 131,274.05 is: 181,154.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,704.35 : 329,404.46 = 131,274.05 : x
  2. Step 2: Convert to fraction form
    238,704.35/329,404.46 = 131,274.05/x
  3. Step 3: Cross multiply
    238,704.35x = 329,404.46 × 131,274.05
  4. Step 4: Simplify right side
    238,704.35x = 43,242,255,248.87
  5. Step 5: Solve for x
    x = 43,242,255,248.87/238,704.35
  6. Step 6: Final answer
    x = 181,154.03

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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.