Home / 91,035.24-125,628.11-50,749.34

Finding the Fourth Proportional to 91,035.24, 125,628.11 and 50,749.34

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Solution

The fourth proportional to 91,035.24, 125,628.11 and 50,749.34 is: 70,033.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,035.24 : 125,628.11 = 50,749.34 : x
  2. Step 2: Convert to fraction form
    91,035.24/125,628.11 = 50,749.34/x
  3. Step 3: Cross multiply
    91,035.24x = 125,628.11 × 50,749.34
  4. Step 4: Simplify right side
    91,035.24x = 6,375,543,261.84
  5. Step 5: Solve for x
    x = 6,375,543,261.84/91,035.24
  6. Step 6: Final answer
    x = 70,033.79

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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.