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Finding the Fourth Proportional to 95,968.60, 132,393.81 and 55,659.01

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Solution

The fourth proportional to 95,968.60, 132,393.81 and 55,659.01 is: 76,784.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,968.60 : 132,393.81 = 55,659.01 : x
  2. Step 2: Convert to fraction form
    95,968.60/132,393.81 = 55,659.01/x
  3. Step 3: Cross multiply
    95,968.60x = 132,393.81 × 55,659.01
  4. Step 4: Simplify right side
    95,968.60x = 7,368,908,394.73
  5. Step 5: Solve for x
    x = 7,368,908,394.73/95,968.60
  6. Step 6: Final answer
    x = 76,784.58

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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.