Home / 141,882.54-195,799.22-78,222.62

Finding the Fourth Proportional to 141,882.54, 195,799.22 and 78,222.62

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Solution

The fourth proportional to 141,882.54, 195,799.22 and 78,222.62 is: 107,947.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,882.54 : 195,799.22 = 78,222.62 : x
  2. Step 2: Convert to fraction form
    141,882.54/195,799.22 = 78,222.62/x
  3. Step 3: Cross multiply
    141,882.54x = 195,799.22 × 78,222.62
  4. Step 4: Simplify right side
    141,882.54x = 15,315,926,612.25
  5. Step 5: Solve for x
    x = 15,315,926,612.25/141,882.54
  6. Step 6: Final answer
    x = 107,947.93

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1.5x scale

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.