Home / 141,620.29-212,357.28-41,767.78

Finding the Fourth Proportional to 141,620.29, 212,357.28 and 41,767.78

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Solution

The fourth proportional to 141,620.29, 212,357.28 and 41,767.78 is: 62,630.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,620.29 : 212,357.28 = 41,767.78 : x
  2. Step 2: Convert to fraction form
    141,620.29/212,357.28 = 41,767.78/x
  3. Step 3: Cross multiply
    141,620.29x = 212,357.28 × 41,767.78
  4. Step 4: Simplify right side
    141,620.29x = 8,869,692,152.44
  5. Step 5: Solve for x
    x = 8,869,692,152.44/141,620.29
  6. Step 6: Final answer
    x = 62,630.09

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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.