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Finding the Fourth Proportional to 366,061.80, 548,964.05 and 109,817.96

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Solution

The fourth proportional to 366,061.80, 548,964.05 and 109,817.96 is: 164,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,061.80 : 548,964.05 = 109,817.96 : x
  2. Step 2: Convert to fraction form
    366,061.80/548,964.05 = 109,817.96/x
  3. Step 3: Cross multiply
    366,061.80x = 548,964.05 × 109,817.96
  4. Step 4: Simplify right side
    366,061.80x = 60,286,112,907.66
  5. Step 5: Solve for x
    x = 60,286,112,907.66/366,061.80
  6. Step 6: Final answer
    x = 164,688.35

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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.