Home / 75,865.80-113,798.70-50,982.60

Finding the Fourth Proportional to 75,865.80, 113,798.70 and 50,982.60

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Solution

The fourth proportional to 75,865.80, 113,798.70 and 50,982.60 is: 76,473.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,865.80 : 113,798.70 = 50,982.60 : x
  2. Step 2: Convert to fraction form
    75,865.80/113,798.70 = 50,982.60/x
  3. Step 3: Cross multiply
    75,865.80x = 113,798.70 × 50,982.60
  4. Step 4: Simplify right side
    75,865.80x = 5,801,753,602.62
  5. Step 5: Solve for x
    x = 5,801,753,602.62/75,865.80
  6. Step 6: Final answer
    x = 76,473.90

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1.5x scale

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.