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Finding the Fourth Proportional to 366,059.66, 548,960.86 and 109,815.83

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Solution

The fourth proportional to 366,059.66, 548,960.86 and 109,815.83 is: 164,685.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,059.66 : 548,960.86 = 109,815.83 : x
  2. Step 2: Convert to fraction form
    366,059.66/548,960.86 = 109,815.83/x
  3. Step 3: Cross multiply
    366,059.66x = 548,960.86 × 109,815.83
  4. Step 4: Simplify right side
    366,059.66x = 60,284,592,478.41
  5. Step 5: Solve for x
    x = 60,284,592,478.41/366,059.66
  6. Step 6: Final answer
    x = 164,685.16

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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.