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Finding the Fourth Proportional to 251,011.80, 376,264.98 and 110,745.72

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Solution

The fourth proportional to 251,011.80, 376,264.98 and 110,745.72 is: 166,007.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,011.80 : 376,264.98 = 110,745.72 : x
  2. Step 2: Convert to fraction form
    251,011.80/376,264.98 = 110,745.72/x
  3. Step 3: Cross multiply
    251,011.80x = 376,264.98 × 110,745.72
  4. Step 4: Simplify right side
    251,011.80x = 41,669,736,120.89
  5. Step 5: Solve for x
    x = 41,669,736,120.89/251,011.80
  6. Step 6: Final answer
    x = 166,007.08

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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.