Home / 251,246.40-376,869.60-110,932.80

Finding the Fourth Proportional to 251,246.40, 376,869.60 and 110,932.80

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Solution

The fourth proportional to 251,246.40, 376,869.60 and 110,932.80 is: 166,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,246.40 : 376,869.60 = 110,932.80 : x
  2. Step 2: Convert to fraction form
    251,246.40/376,869.60 = 110,932.80/x
  3. Step 3: Cross multiply
    251,246.40x = 376,869.60 × 110,932.80
  4. Step 4: Simplify right side
    251,246.40x = 41,807,199,962.88
  5. Step 5: Solve for x
    x = 41,807,199,962.88/251,246.40
  6. Step 6: Final answer
    x = 166,399.20

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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.