Home / 70,783.35-106,175.57-25,836.93

Finding the Fourth Proportional to 70,783.35, 106,175.57 and 25,836.93

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Solution

The fourth proportional to 70,783.35, 106,175.57 and 25,836.93 is: 38,755.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,783.35 : 106,175.57 = 25,836.93 : x
  2. Step 2: Convert to fraction form
    70,783.35/106,175.57 = 25,836.93/x
  3. Step 3: Cross multiply
    70,783.35x = 106,175.57 × 25,836.93
  4. Step 4: Simplify right side
    70,783.35x = 2,743,250,769.80
  5. Step 5: Solve for x
    x = 2,743,250,769.80/70,783.35
  6. Step 6: Final answer
    x = 38,755.59

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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.