Home / 251,274.69-376,967.62-82,788.21

Finding the Fourth Proportional to 251,274.69, 376,967.62 and 82,788.21

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Solution

The fourth proportional to 251,274.69, 376,967.62 and 82,788.21 is: 124,200.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,274.69 : 376,967.62 = 82,788.21 : x
  2. Step 2: Convert to fraction form
    251,274.69/376,967.62 = 82,788.21/x
  3. Step 3: Cross multiply
    251,274.69x = 376,967.62 × 82,788.21
  4. Step 4: Simplify right side
    251,274.69x = 31,208,474,591.25
  5. Step 5: Solve for x
    x = 31,208,474,591.25/251,274.69
  6. Step 6: Final answer
    x = 124,200.63

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1.5x scale

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.