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Finding the Fourth Proportional to 376,065.37, 564,137.48 and 109,826.61

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Solution

The fourth proportional to 376,065.37, 564,137.48 and 109,826.61 is: 164,751.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,065.37 : 564,137.48 = 109,826.61 : x
  2. Step 2: Convert to fraction form
    376,065.37/564,137.48 = 109,826.61/x
  3. Step 3: Cross multiply
    376,065.37x = 564,137.48 × 109,826.61
  4. Step 4: Simplify right side
    376,065.37x = 61,957,307,002.34
  5. Step 5: Solve for x
    x = 61,957,307,002.34/376,065.37
  6. Step 6: Final answer
    x = 164,751.43

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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.