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Finding the Fourth Proportional to 250,703.63, 376,018.51 and 82,241.76

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Solution

The fourth proportional to 250,703.63, 376,018.51 and 82,241.76 is: 123,350.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,703.63 : 376,018.51 = 82,241.76 : x
  2. Step 2: Convert to fraction form
    250,703.63/376,018.51 = 82,241.76/x
  3. Step 3: Cross multiply
    250,703.63x = 376,018.51 × 82,241.76
  4. Step 4: Simplify right side
    250,703.63x = 30,924,424,054.98
  5. Step 5: Solve for x
    x = 30,924,424,054.98/250,703.63
  6. Step 6: Final answer
    x = 123,350.52

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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.