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Finding the Fourth Proportional to 250,802.28, 376,241.22 and 73,287

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Solution

The fourth proportional to 250,802.28, 376,241.22 and 73,287 is: 109,941.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,802.28 : 376,241.22 = 73,287 : x
  2. Step 2: Convert to fraction form
    250,802.28/376,241.22 = 73,287/x
  3. Step 3: Cross multiply
    250,802.28x = 376,241.22 × 73,287
  4. Step 4: Simplify right side
    250,802.28x = 27,573,590,290.14
  5. Step 5: Solve for x
    x = 27,573,590,290.14/250,802.28
  6. Step 6: Final answer
    x = 109,941.55

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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.