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Finding the Fourth Proportional to 132,755.34, 183,202.29 and 73,139.34

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Solution

The fourth proportional to 132,755.34, 183,202.29 and 73,139.34 is: 100,932.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,755.34 : 183,202.29 = 73,139.34 : x
  2. Step 2: Convert to fraction form
    132,755.34/183,202.29 = 73,139.34/x
  3. Step 3: Cross multiply
    132,755.34x = 183,202.29 × 73,139.34
  4. Step 4: Simplify right side
    132,755.34x = 13,399,294,577.09
  5. Step 5: Solve for x
    x = 13,399,294,577.09/132,755.34
  6. Step 6: Final answer
    x = 100,932.25

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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.