Home / 141,540.30-212,310.44-36,359.36

Finding the Fourth Proportional to 141,540.30, 212,310.44 and 36,359.36

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Solution

The fourth proportional to 141,540.30, 212,310.44 and 36,359.36 is: 54,539.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,540.30 : 212,310.44 = 36,359.36 : x
  2. Step 2: Convert to fraction form
    141,540.30/212,310.44 = 36,359.36/x
  3. Step 3: Cross multiply
    141,540.30x = 212,310.44 × 36,359.36
  4. Step 4: Simplify right side
    141,540.30x = 7,719,471,719.72
  5. Step 5: Solve for x
    x = 7,719,471,719.72/141,540.30
  6. Step 6: Final answer
    x = 54,539.04

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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.