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Finding the Fourth Proportional to 218,527.40, 327,750.60 and 60,723.20

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Solution

The fourth proportional to 218,527.40, 327,750.60 and 60,723.20 is: 91,073.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,527.40 : 327,750.60 = 60,723.20 : x
  2. Step 2: Convert to fraction form
    218,527.40/327,750.60 = 60,723.20/x
  3. Step 3: Cross multiply
    218,527.40x = 327,750.60 × 60,723.20
  4. Step 4: Simplify right side
    218,527.40x = 19,902,065,233.92
  5. Step 5: Solve for x
    x = 19,902,065,233.92/218,527.40
  6. Step 6: Final answer
    x = 91,073.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.