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Finding the Fourth Proportional to 60,729.43, 83,806.74 and 33,873.66

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Solution

The fourth proportional to 60,729.43, 83,806.74 and 33,873.66 is: 46,745.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,729.43 : 83,806.74 = 33,873.66 : x
  2. Step 2: Convert to fraction form
    60,729.43/83,806.74 = 33,873.66/x
  3. Step 3: Cross multiply
    60,729.43x = 83,806.74 × 33,873.66
  4. Step 4: Simplify right side
    60,729.43x = 2,838,841,016.47
  5. Step 5: Solve for x
    x = 2,838,841,016.47/60,729.43
  6. Step 6: Final answer
    x = 46,745.72

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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.