Home / 141,694.20-212,540.94-52,954.65

Finding the Fourth Proportional to 141,694.20, 212,540.94 and 52,954.65

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Solution

The fourth proportional to 141,694.20, 212,540.94 and 52,954.65 is: 79,431.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,694.20 : 212,540.94 = 52,954.65 : x
  2. Step 2: Convert to fraction form
    141,694.20/212,540.94 = 52,954.65/x
  3. Step 3: Cross multiply
    141,694.20x = 212,540.94 × 52,954.65
  4. Step 4: Simplify right side
    141,694.20x = 11,255,031,088.37
  5. Step 5: Solve for x
    x = 11,255,031,088.37/141,694.20
  6. Step 6: Final answer
    x = 79,431.84

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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.