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Finding the Fourth Proportional to 376,450.01, 564,682.30 and 92,143.05

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Solution

The fourth proportional to 376,450.01, 564,682.30 and 92,143.05 is: 138,216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,450.01 : 564,682.30 = 92,143.05 : x
  2. Step 2: Convert to fraction form
    376,450.01/564,682.30 = 92,143.05/x
  3. Step 3: Cross multiply
    376,450.01x = 564,682.30 × 92,143.05
  4. Step 4: Simplify right side
    376,450.01x = 52,031,546,882.33
  5. Step 5: Solve for x
    x = 52,031,546,882.33/376,450.01
  6. Step 6: Final answer
    x = 138,216.35

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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.