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Finding the Fourth Proportional to 134,993.46, 202,489.22 and 45,043.22

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Solution

The fourth proportional to 134,993.46, 202,489.22 and 45,043.22 is: 67,564.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,993.46 : 202,489.22 = 45,043.22 : x
  2. Step 2: Convert to fraction form
    134,993.46/202,489.22 = 45,043.22/x
  3. Step 3: Cross multiply
    134,993.46x = 202,489.22 × 45,043.22
  4. Step 4: Simplify right side
    134,993.46x = 9,120,766,484.09
  5. Step 5: Solve for x
    x = 9,120,766,484.09/134,993.46
  6. Step 6: Final answer
    x = 67,564.51

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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.