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Finding the Fourth Proportional to 134,083.56, 185,036.36 and 73,654.86

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Solution

The fourth proportional to 134,083.56, 185,036.36 and 73,654.86 is: 101,644.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,083.56 : 185,036.36 = 73,654.86 : x
  2. Step 2: Convert to fraction form
    134,083.56/185,036.36 = 73,654.86/x
  3. Step 3: Cross multiply
    134,083.56x = 185,036.36 × 73,654.86
  4. Step 4: Simplify right side
    134,083.56x = 13,628,826,822.44
  5. Step 5: Solve for x
    x = 13,628,826,822.44/134,083.56
  6. Step 6: Final answer
    x = 101,644.28

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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.