Home / 91,119.85-125,745.45-50,833.62

Finding the Fourth Proportional to 91,119.85, 125,745.45 and 50,833.62

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Solution

The fourth proportional to 91,119.85, 125,745.45 and 50,833.62 is: 70,150.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,119.85 : 125,745.45 = 50,833.62 : x
  2. Step 2: Convert to fraction form
    91,119.85/125,745.45 = 50,833.62/x
  3. Step 3: Cross multiply
    91,119.85x = 125,745.45 × 50,833.62
  4. Step 4: Simplify right side
    91,119.85x = 6,392,095,793.30
  5. Step 5: Solve for x
    x = 6,392,095,793.30/91,119.85
  6. Step 6: Final answer
    x = 70,150.42

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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.