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Finding the Fourth Proportional to 251,043.53, 376,280.58 and 124,525.58

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Solution

The fourth proportional to 251,043.53, 376,280.58 and 124,525.58 is: 186,647.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,043.53 : 376,280.58 = 124,525.58 : x
  2. Step 2: Convert to fraction form
    251,043.53/376,280.58 = 124,525.58/x
  3. Step 3: Cross multiply
    251,043.53x = 376,280.58 × 124,525.58
  4. Step 4: Simplify right side
    251,043.53x = 46,856,557,467.24
  5. Step 5: Solve for x
    x = 46,856,557,467.24/251,043.53
  6. Step 6: Final answer
    x = 186,647.14

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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.