Home / 238,895.64-329,676.04-131,465.68

Finding the Fourth Proportional to 238,895.64, 329,676.04 and 131,465.68

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Solution

The fourth proportional to 238,895.64, 329,676.04 and 131,465.68 is: 181,422.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,895.64 : 329,676.04 = 131,465.68 : x
  2. Step 2: Convert to fraction form
    238,895.64/329,676.04 = 131,465.68/x
  3. Step 3: Cross multiply
    238,895.64x = 329,676.04 × 131,465.68
  4. Step 4: Simplify right side
    238,895.64x = 43,341,083,129.93
  5. Step 5: Solve for x
    x = 43,341,083,129.93/238,895.64
  6. Step 6: Final answer
    x = 181,422.66

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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.