Home / 115,084.50-172,614.44-30,853.10

Finding the Fourth Proportional to 115,084.50, 172,614.44 and 30,853.10

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Solution

The fourth proportional to 115,084.50, 172,614.44 and 30,853.10 is: 46,276.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,084.50 : 172,614.44 = 30,853.10 : x
  2. Step 2: Convert to fraction form
    115,084.50/172,614.44 = 30,853.10/x
  3. Step 3: Cross multiply
    115,084.50x = 172,614.44 × 30,853.10
  4. Step 4: Simplify right side
    115,084.50x = 5,325,691,087.43
  5. Step 5: Solve for x
    x = 5,325,691,087.43/115,084.50
  6. Step 6: Final answer
    x = 46,276.36

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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.