Home / 135,928.24-203,892.50-51,668.60

Finding the Fourth Proportional to 135,928.24, 203,892.50 and 51,668.60

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Solution

The fourth proportional to 135,928.24, 203,892.50 and 51,668.60 is: 77,502.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,928.24 : 203,892.50 = 51,668.60 : x
  2. Step 2: Convert to fraction form
    135,928.24/203,892.50 = 51,668.60/x
  3. Step 3: Cross multiply
    135,928.24x = 203,892.50 × 51,668.60
  4. Step 4: Simplify right side
    135,928.24x = 10,534,840,025.50
  5. Step 5: Solve for x
    x = 10,534,840,025.50/135,928.24
  6. Step 6: Final answer
    x = 77,502.95

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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.