Home / 135,244.37-202,877.12-45,287.43

Finding the Fourth Proportional to 135,244.37, 202,877.12 and 45,287.43

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Solution

The fourth proportional to 135,244.37, 202,877.12 and 45,287.43 is: 67,934.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,244.37 : 202,877.12 = 45,287.43 : x
  2. Step 2: Convert to fraction form
    135,244.37/202,877.12 = 45,287.43/x
  3. Step 3: Cross multiply
    135,244.37x = 202,877.12 × 45,287.43
  4. Step 4: Simplify right side
    135,244.37x = 9,187,783,144.16
  5. Step 5: Solve for x
    x = 9,187,783,144.16/135,244.37
  6. Step 6: Final answer
    x = 67,934.68

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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.