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Finding the Fourth Proportional to 79,885.04, 110,251.11 and 45,893.46

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Solution

The fourth proportional to 79,885.04, 110,251.11 and 45,893.46 is: 63,338.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,885.04 : 110,251.11 = 45,893.46 : x
  2. Step 2: Convert to fraction form
    79,885.04/110,251.11 = 45,893.46/x
  3. Step 3: Cross multiply
    79,885.04x = 110,251.11 × 45,893.46
  4. Step 4: Simplify right side
    79,885.04x = 5,059,805,078.84
  5. Step 5: Solve for x
    x = 5,059,805,078.84/79,885.04
  6. Step 6: Final answer
    x = 63,338.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.