Home / 135,107.35-202,592.23-45,117.71

Finding the Fourth Proportional to 135,107.35, 202,592.23 and 45,117.71

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Solution

The fourth proportional to 135,107.35, 202,592.23 and 45,117.71 is: 67,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,107.35 : 202,592.23 = 45,117.71 : x
  2. Step 2: Convert to fraction form
    135,107.35/202,592.23 = 45,117.71/x
  3. Step 3: Cross multiply
    135,107.35x = 202,592.23 × 45,117.71
  4. Step 4: Simplify right side
    135,107.35x = 9,140,497,481.39
  5. Step 5: Solve for x
    x = 9,140,497,481.39/135,107.35
  6. Step 6: Final answer
    x = 67,653.59

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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.