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Finding the Fourth Proportional to 250,310.70, 375,468.41 and 60,772.75

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Solution

The fourth proportional to 250,310.70, 375,468.41 and 60,772.75 is: 91,159.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,310.70 : 375,468.41 = 60,772.75 : x
  2. Step 2: Convert to fraction form
    250,310.70/375,468.41 = 60,772.75/x
  3. Step 3: Cross multiply
    250,310.70x = 375,468.41 × 60,772.75
  4. Step 4: Simplify right side
    250,310.70x = 22,818,247,027.09
  5. Step 5: Solve for x
    x = 22,818,247,027.09/250,310.70
  6. Step 6: Final answer
    x = 91,159.69

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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.