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Finding the Fourth Proportional to 251,727.03, 377,500.62 and 83,216.25

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Solution

The fourth proportional to 251,727.03, 377,500.62 and 83,216.25 is: 124,794.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,727.03 : 377,500.62 = 83,216.25 : x
  2. Step 2: Convert to fraction form
    251,727.03/377,500.62 = 83,216.25/x
  3. Step 3: Cross multiply
    251,727.03x = 377,500.62 × 83,216.25
  4. Step 4: Simplify right side
    251,727.03x = 31,414,185,969.08
  5. Step 5: Solve for x
    x = 31,414,185,969.08/251,727.03
  6. Step 6: Final answer
    x = 124,794.65

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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.