Home / 135,667.71-203,498.39-35,834.87

Finding the Fourth Proportional to 135,667.71, 203,498.39 and 35,834.87

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Solution

The fourth proportional to 135,667.71, 203,498.39 and 35,834.87 is: 53,751.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,667.71 : 203,498.39 = 35,834.87 : x
  2. Step 2: Convert to fraction form
    135,667.71/203,498.39 = 35,834.87/x
  3. Step 3: Cross multiply
    135,667.71x = 203,498.39 × 35,834.87
  4. Step 4: Simplify right side
    135,667.71x = 7,292,338,949.19
  5. Step 5: Solve for x
    x = 7,292,338,949.19/135,667.71
  6. Step 6: Final answer
    x = 53,751.47

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1.5x scale

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.