Home / 251,069.81-376,466.09-130,826.56

Finding the Fourth Proportional to 251,069.81, 376,466.09 and 130,826.56

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Solution

The fourth proportional to 251,069.81, 376,466.09 and 130,826.56 is: 196,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,069.81 : 376,466.09 = 130,826.56 : x
  2. Step 2: Convert to fraction form
    251,069.81/376,466.09 = 130,826.56/x
  3. Step 3: Cross multiply
    251,069.81x = 376,466.09 × 130,826.56
  4. Step 4: Simplify right side
    251,069.81x = 49,251,760,974.89
  5. Step 5: Solve for x
    x = 49,251,760,974.89/251,069.81
  6. Step 6: Final answer
    x = 196,167.60

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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.