Home / 251,934.78-377,391.87-116,808.56

Finding the Fourth Proportional to 251,934.78, 377,391.87 and 116,808.56

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Solution

The fourth proportional to 251,934.78, 377,391.87 and 116,808.56 is: 174,976.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,934.78 : 377,391.87 = 116,808.56 : x
  2. Step 2: Convert to fraction form
    251,934.78/377,391.87 = 116,808.56/x
  3. Step 3: Cross multiply
    251,934.78x = 377,391.87 × 116,808.56
  4. Step 4: Simplify right side
    251,934.78x = 44,082,599,003.45
  5. Step 5: Solve for x
    x = 44,082,599,003.45/251,934.78
  6. Step 6: Final answer
    x = 174,976.23

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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.