Home / 251,053.20-376,621.28-124,697.64

Finding the Fourth Proportional to 251,053.20, 376,621.28 and 124,697.64

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Solution

The fourth proportional to 251,053.20, 376,621.28 and 124,697.64 is: 187,067.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,053.20 : 376,621.28 = 124,697.64 : x
  2. Step 2: Convert to fraction form
    251,053.20/376,621.28 = 124,697.64/x
  3. Step 3: Cross multiply
    251,053.20x = 376,621.28 × 124,697.64
  4. Step 4: Simplify right side
    251,053.20x = 46,963,784,789.78
  5. Step 5: Solve for x
    x = 46,963,784,789.78/251,053.20
  6. Step 6: Final answer
    x = 187,067.06

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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.