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Finding the Fourth Proportional to 251,551.50, 377,327.28 and 64,563

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Solution

The fourth proportional to 251,551.50, 377,327.28 and 64,563 is: 96,844.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,551.50 : 377,327.28 = 64,563 : x
  2. Step 2: Convert to fraction form
    251,551.50/377,327.28 = 64,563/x
  3. Step 3: Cross multiply
    251,551.50x = 377,327.28 × 64,563
  4. Step 4: Simplify right side
    251,551.50x = 24,361,381,178.64
  5. Step 5: Solve for x
    x = 24,361,381,178.64/251,551.50
  6. Step 6: Final answer
    x = 96,844.51

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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.