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Finding the Fourth Proportional to 311,104.40, 466,658.06 and 108,699.66

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Solution

The fourth proportional to 311,104.40, 466,658.06 and 108,699.66 is: 163,050.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,104.40 : 466,658.06 = 108,699.66 : x
  2. Step 2: Convert to fraction form
    311,104.40/466,658.06 = 108,699.66/x
  3. Step 3: Cross multiply
    311,104.40x = 466,658.06 × 108,699.66
  4. Step 4: Simplify right side
    311,104.40x = 50,725,571,914.76
  5. Step 5: Solve for x
    x = 50,725,571,914.76/311,104.40
  6. Step 6: Final answer
    x = 163,050.00

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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.