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Finding the Fourth Proportional to 65,969.44, 91,037.94 and 35,754.76

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Solution

The fourth proportional to 65,969.44, 91,037.94 and 35,754.76 is: 49,341.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,969.44 : 91,037.94 = 35,754.76 : x
  2. Step 2: Convert to fraction form
    65,969.44/91,037.94 = 35,754.76/x
  3. Step 3: Cross multiply
    65,969.44x = 91,037.94 × 35,754.76
  4. Step 4: Simplify right side
    65,969.44x = 3,255,039,695.59
  5. Step 5: Solve for x
    x = 3,255,039,695.59/65,969.44
  6. Step 6: Final answer
    x = 49,341.63

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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.