Home / 91,230.89-125,899.25-50,945.14

Finding the Fourth Proportional to 91,230.89, 125,899.25 and 50,945.14

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Solution

The fourth proportional to 91,230.89, 125,899.25 and 50,945.14 is: 70,304.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,230.89 : 125,899.25 = 50,945.14 : x
  2. Step 2: Convert to fraction form
    91,230.89/125,899.25 = 50,945.14/x
  3. Step 3: Cross multiply
    91,230.89x = 125,899.25 × 50,945.14
  4. Step 4: Simplify right side
    91,230.89x = 6,413,954,032.92
  5. Step 5: Solve for x
    x = 6,413,954,032.92/91,230.89
  6. Step 6: Final answer
    x = 70,304.63

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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.