Home / 251,134.20-376,701.30-231,888.60

Finding the Fourth Proportional to 251,134.20, 376,701.30 and 231,888.60

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Solution

The fourth proportional to 251,134.20, 376,701.30 and 231,888.60 is: 347,832.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,134.20 : 376,701.30 = 231,888.60 : x
  2. Step 2: Convert to fraction form
    251,134.20/376,701.30 = 231,888.60/x
  3. Step 3: Cross multiply
    251,134.20x = 376,701.30 × 231,888.60
  4. Step 4: Simplify right side
    251,134.20x = 87,352,737,075.18
  5. Step 5: Solve for x
    x = 87,352,737,075.18/251,134.20
  6. Step 6: Final answer
    x = 347,832.90

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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.