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Finding the Fourth Proportional to 60,121.32, 82,969.87 and 33,263.39

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Solution

The fourth proportional to 60,121.32, 82,969.87 and 33,263.39 is: 45,904.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,121.32 : 82,969.87 = 33,263.39 : x
  2. Step 2: Convert to fraction form
    60,121.32/82,969.87 = 33,263.39/x
  3. Step 3: Cross multiply
    60,121.32x = 82,969.87 × 33,263.39
  4. Step 4: Simplify right side
    60,121.32x = 2,759,859,268.33
  5. Step 5: Solve for x
    x = 2,759,859,268.33/60,121.32
  6. Step 6: Final answer
    x = 45,904.83

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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.