Home / 238,758.68-329,495.64-131,337.02

Finding the Fourth Proportional to 238,758.68, 329,495.64 and 131,337.02

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Solution

The fourth proportional to 238,758.68, 329,495.64 and 131,337.02 is: 181,249.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,758.68 : 329,495.64 = 131,337.02 : x
  2. Step 2: Convert to fraction form
    238,758.68/329,495.64 = 131,337.02/x
  3. Step 3: Cross multiply
    238,758.68x = 329,495.64 × 131,337.02
  4. Step 4: Simplify right side
    238,758.68x = 43,274,975,460.59
  5. Step 5: Solve for x
    x = 43,274,975,460.59/238,758.68
  6. Step 6: Final answer
    x = 181,249.85

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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.