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Finding the Fourth Proportional to 250,703.38, 376,018.14 and 82,241.51

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Solution

The fourth proportional to 250,703.38, 376,018.14 and 82,241.51 is: 123,350.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,703.38 : 376,018.14 = 82,241.51 : x
  2. Step 2: Convert to fraction form
    250,703.38/376,018.14 = 82,241.51/x
  3. Step 3: Cross multiply
    250,703.38x = 376,018.14 × 82,241.51
  4. Step 4: Simplify right side
    250,703.38x = 30,924,297,740.90
  5. Step 5: Solve for x
    x = 30,924,297,740.90/250,703.38
  6. Step 6: Final answer
    x = 123,350.14

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1.5x scale

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.