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Finding the Fourth Proportional to 72,297.77, 108,452.12 and 22,383.14

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Solution

The fourth proportional to 72,297.77, 108,452.12 and 22,383.14 is: 33,576.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,297.77 : 108,452.12 = 22,383.14 : x
  2. Step 2: Convert to fraction form
    72,297.77/108,452.12 = 22,383.14/x
  3. Step 3: Cross multiply
    72,297.77x = 108,452.12 × 22,383.14
  4. Step 4: Simplify right side
    72,297.77x = 2,427,498,331.08
  5. Step 5: Solve for x
    x = 2,427,498,331.08/72,297.77
  6. Step 6: Final answer
    x = 33,576.40

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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.