Home / 91,238.96-125,922.45-50,955.03

Finding the Fourth Proportional to 91,238.96, 125,922.45 and 50,955.03

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Solution

The fourth proportional to 91,238.96, 125,922.45 and 50,955.03 is: 70,325.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,238.96 : 125,922.45 = 50,955.03 : x
  2. Step 2: Convert to fraction form
    91,238.96/125,922.45 = 50,955.03/x
  3. Step 3: Cross multiply
    91,238.96x = 125,922.45 × 50,955.03
  4. Step 4: Simplify right side
    91,238.96x = 6,416,382,217.42
  5. Step 5: Solve for x
    x = 6,416,382,217.42/91,238.96
  6. Step 6: Final answer
    x = 70,325.03

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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.