Home / 91,057.70-125,650.46-50,767.68

Finding the Fourth Proportional to 91,057.70, 125,650.46 and 50,767.68

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Solution

The fourth proportional to 91,057.70, 125,650.46 and 50,767.68 is: 70,054.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,057.70 : 125,650.46 = 50,767.68 : x
  2. Step 2: Convert to fraction form
    91,057.70/125,650.46 = 50,767.68/x
  3. Step 3: Cross multiply
    91,057.70x = 125,650.46 × 50,767.68
  4. Step 4: Simplify right side
    91,057.70x = 6,378,982,345.13
  5. Step 5: Solve for x
    x = 6,378,982,345.13/91,057.70
  6. Step 6: Final answer
    x = 70,054.29

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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.