Home / 135,559.52-203,364.86-51,344.90

Finding the Fourth Proportional to 135,559.52, 203,364.86 and 51,344.90

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Solution

The fourth proportional to 135,559.52, 203,364.86 and 51,344.90 is: 77,027.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,559.52 : 203,364.86 = 51,344.90 : x
  2. Step 2: Convert to fraction form
    135,559.52/203,364.86 = 51,344.90/x
  3. Step 3: Cross multiply
    135,559.52x = 203,364.86 × 51,344.90
  4. Step 4: Simplify right side
    135,559.52x = 10,441,748,400.21
  5. Step 5: Solve for x
    x = 10,441,748,400.21/135,559.52
  6. Step 6: Final answer
    x = 77,027.04

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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.