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Finding the Fourth Proportional to 72,199.26, 108,259.25 and 22,265.51

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Solution

The fourth proportional to 72,199.26, 108,259.25 and 22,265.51 is: 33,386.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,199.26 : 108,259.25 = 22,265.51 : x
  2. Step 2: Convert to fraction form
    72,199.26/108,259.25 = 22,265.51/x
  3. Step 3: Cross multiply
    72,199.26x = 108,259.25 × 22,265.51
  4. Step 4: Simplify right side
    72,199.26x = 2,410,446,760.84
  5. Step 5: Solve for x
    x = 2,410,446,760.84/72,199.26
  6. Step 6: Final answer
    x = 33,386.03

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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.