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Finding the Fourth Proportional to 366,061.93, 548,964.23 and 109,818.09

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Solution

The fourth proportional to 366,061.93, 548,964.23 and 109,818.09 is: 164,688.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,061.93 : 548,964.23 = 109,818.09 : x
  2. Step 2: Convert to fraction form
    366,061.93/548,964.23 = 109,818.09/x
  3. Step 3: Cross multiply
    366,061.93x = 548,964.23 × 109,818.09
  4. Step 4: Simplify right side
    366,061.93x = 60,286,203,216.92
  5. Step 5: Solve for x
    x = 60,286,203,216.92/366,061.93
  6. Step 6: Final answer
    x = 164,688.54

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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.