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Finding the Fourth Proportional to 108,677.52, 163,039.20 and 33,795.84

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Solution

The fourth proportional to 108,677.52, 163,039.20 and 33,795.84 is: 50,700.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,677.52 : 163,039.20 = 33,795.84 : x
  2. Step 2: Convert to fraction form
    108,677.52/163,039.20 = 33,795.84/x
  3. Step 3: Cross multiply
    108,677.52x = 163,039.20 × 33,795.84
  4. Step 4: Simplify right side
    108,677.52x = 5,510,046,716.93
  5. Step 5: Solve for x
    x = 5,510,046,716.93/108,677.52
  6. Step 6: Final answer
    x = 50,700.89

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1.5x scale

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.