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Finding the Fourth Proportional to 79,797.03, 110,114.96 and 43,985.19

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Solution

The fourth proportional to 79,797.03, 110,114.96 and 43,985.19 is: 60,696.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,797.03 : 110,114.96 = 43,985.19 : x
  2. Step 2: Convert to fraction form
    79,797.03/110,114.96 = 43,985.19/x
  3. Step 3: Cross multiply
    79,797.03x = 110,114.96 × 43,985.19
  4. Step 4: Simplify right side
    79,797.03x = 4,843,427,217.52
  5. Step 5: Solve for x
    x = 4,843,427,217.52/79,797.03
  6. Step 6: Final answer
    x = 60,696.84

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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.