Home / 117,144.26-175,714.83-28,398.56

Finding the Fourth Proportional to 117,144.26, 175,714.83 and 28,398.56

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Solution

The fourth proportional to 117,144.26, 175,714.83 and 28,398.56 is: 42,597.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,144.26 : 175,714.83 = 28,398.56 : x
  2. Step 2: Convert to fraction form
    117,144.26/175,714.83 = 28,398.56/x
  3. Step 3: Cross multiply
    117,144.26x = 175,714.83 × 28,398.56
  4. Step 4: Simplify right side
    117,144.26x = 4,990,048,142.64
  5. Step 5: Solve for x
    x = 4,990,048,142.64/117,144.26
  6. Step 6: Final answer
    x = 42,597.46

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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.