Home / 91,056.25-125,648.47-50,766.24

Finding the Fourth Proportional to 91,056.25, 125,648.47 and 50,766.24

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Solution

The fourth proportional to 91,056.25, 125,648.47 and 50,766.24 is: 70,052.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,056.25 : 125,648.47 = 50,766.24 : x
  2. Step 2: Convert to fraction form
    91,056.25/125,648.47 = 50,766.24/x
  3. Step 3: Cross multiply
    91,056.25x = 125,648.47 × 50,766.24
  4. Step 4: Simplify right side
    91,056.25x = 6,378,700,632.73
  5. Step 5: Solve for x
    x = 6,378,700,632.73/91,056.25
  6. Step 6: Final answer
    x = 70,052.31

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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.