Home / 135,515.22-203,305.13-46,769.50

Finding the Fourth Proportional to 135,515.22, 203,305.13 and 46,769.50

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Solution

The fourth proportional to 135,515.22, 203,305.13 and 46,769.50 is: 70,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,515.22 : 203,305.13 = 46,769.50 : x
  2. Step 2: Convert to fraction form
    135,515.22/203,305.13 = 46,769.50/x
  3. Step 3: Cross multiply
    135,515.22x = 203,305.13 × 46,769.50
  4. Step 4: Simplify right side
    135,515.22x = 9,508,479,277.54
  5. Step 5: Solve for x
    x = 9,508,479,277.54/135,515.22
  6. Step 6: Final answer
    x = 70,165.40

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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.