Home / 91,132.37-125,762.49-50,843.73

Finding the Fourth Proportional to 91,132.37, 125,762.49 and 50,843.73

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Solution

The fourth proportional to 91,132.37, 125,762.49 and 50,843.73 is: 70,164.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,132.37 : 125,762.49 = 50,843.73 : x
  2. Step 2: Convert to fraction form
    91,132.37/125,762.49 = 50,843.73/x
  3. Step 3: Cross multiply
    91,132.37x = 125,762.49 × 50,843.73
  4. Step 4: Simplify right side
    91,132.37x = 6,394,234,085.69
  5. Step 5: Solve for x
    x = 6,394,234,085.69/91,132.37
  6. Step 6: Final answer
    x = 70,164.25

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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.