Home / 251,054.32-376,563.24-82,572.70

Finding the Fourth Proportional to 251,054.32, 376,563.24 and 82,572.70

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Solution

The fourth proportional to 251,054.32, 376,563.24 and 82,572.70 is: 123,853.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,054.32 : 376,563.24 = 82,572.70 : x
  2. Step 2: Convert to fraction form
    251,054.32/376,563.24 = 82,572.70/x
  3. Step 3: Cross multiply
    251,054.32x = 376,563.24 × 82,572.70
  4. Step 4: Simplify right side
    251,054.32x = 31,093,841,564.73
  5. Step 5: Solve for x
    x = 31,093,841,564.73/251,054.32
  6. Step 6: Final answer
    x = 123,853.05

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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.