Home / 218,774.40-327,643.20-134,793.60

Finding the Fourth Proportional to 218,774.40, 327,643.20 and 134,793.60

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Solution

The fourth proportional to 218,774.40, 327,643.20 and 134,793.60 is: 201,871.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,774.40 : 327,643.20 = 134,793.60 : x
  2. Step 2: Convert to fraction form
    218,774.40/327,643.20 = 134,793.60/x
  3. Step 3: Cross multiply
    218,774.40x = 327,643.20 × 134,793.60
  4. Step 4: Simplify right side
    218,774.40x = 44,164,206,443.52
  5. Step 5: Solve for x
    x = 44,164,206,443.52/218,774.40
  6. Step 6: Final answer
    x = 201,871.00

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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.