Home / 251,975.34-377,839.98-109,940.64

Finding the Fourth Proportional to 251,975.34, 377,839.98 and 109,940.64

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Solution

The fourth proportional to 251,975.34, 377,839.98 and 109,940.64 is: 164,857.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,975.34 : 377,839.98 = 109,940.64 : x
  2. Step 2: Convert to fraction form
    251,975.34/377,839.98 = 109,940.64/x
  3. Step 3: Cross multiply
    251,975.34x = 377,839.98 × 109,940.64
  4. Step 4: Simplify right side
    251,975.34x = 41,539,969,218.79
  5. Step 5: Solve for x
    x = 41,539,969,218.79/251,975.34
  6. Step 6: Final answer
    x = 164,857.28

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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.