Home / 218,241.48-327,442.17-91,913.52

Finding the Fourth Proportional to 218,241.48, 327,442.17 and 91,913.52

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Solution

The fourth proportional to 218,241.48, 327,442.17 and 91,913.52 is: 137,903.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,241.48 : 327,442.17 = 91,913.52 : x
  2. Step 2: Convert to fraction form
    218,241.48/327,442.17 = 91,913.52/x
  3. Step 3: Cross multiply
    218,241.48x = 327,442.17 × 91,913.52
  4. Step 4: Simplify right side
    218,241.48x = 30,096,362,441.14
  5. Step 5: Solve for x
    x = 30,096,362,441.14/218,241.48
  6. Step 6: Final answer
    x = 137,903.95

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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.