Home / 91,229.46-125,896.83-50,943.09

Finding the Fourth Proportional to 91,229.46, 125,896.83 and 50,943.09

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Solution

The fourth proportional to 91,229.46, 125,896.83 and 50,943.09 is: 70,301.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,229.46 : 125,896.83 = 50,943.09 : x
  2. Step 2: Convert to fraction form
    91,229.46/125,896.83 = 50,943.09/x
  3. Step 3: Cross multiply
    91,229.46x = 125,896.83 × 50,943.09
  4. Step 4: Simplify right side
    91,229.46x = 6,413,574,109.04
  5. Step 5: Solve for x
    x = 6,413,574,109.04/91,229.46
  6. Step 6: Final answer
    x = 70,301.57

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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.