Home / 141,619.29-212,355.78-41,766.78

Finding the Fourth Proportional to 141,619.29, 212,355.78 and 41,766.78

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Solution

The fourth proportional to 141,619.29, 212,355.78 and 41,766.78 is: 62,628.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,619.29 : 212,355.78 = 41,766.78 : x
  2. Step 2: Convert to fraction form
    141,619.29/212,355.78 = 41,766.78/x
  3. Step 3: Cross multiply
    141,619.29x = 212,355.78 × 41,766.78
  4. Step 4: Simplify right side
    141,619.29x = 8,869,417,144.99
  5. Step 5: Solve for x
    x = 8,869,417,144.99/141,619.29
  6. Step 6: Final answer
    x = 62,628.59

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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.