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Finding the Fourth Proportional to 88,672.56, 132,955.22 and 35,372.63

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Solution

The fourth proportional to 88,672.56, 132,955.22 and 35,372.63 is: 53,037.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,672.56 : 132,955.22 = 35,372.63 : x
  2. Step 2: Convert to fraction form
    88,672.56/132,955.22 = 35,372.63/x
  3. Step 3: Cross multiply
    88,672.56x = 132,955.22 × 35,372.63
  4. Step 4: Simplify right side
    88,672.56x = 4,702,976,224.45
  5. Step 5: Solve for x
    x = 4,702,976,224.45/88,672.56
  6. Step 6: Final answer
    x = 53,037.56

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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.