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Finding the Fourth Proportional to 88,656.76, 132,984.82 and 36,053.88

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Solution

The fourth proportional to 88,656.76, 132,984.82 and 36,053.88 is: 54,080.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,656.76 : 132,984.82 = 36,053.88 : x
  2. Step 2: Convert to fraction form
    88,656.76/132,984.82 = 36,053.88/x
  3. Step 3: Cross multiply
    88,656.76x = 132,984.82 × 36,053.88
  4. Step 4: Simplify right side
    88,656.76x = 4,794,618,742.10
  5. Step 5: Solve for x
    x = 4,794,618,742.10/88,656.76
  6. Step 6: Final answer
    x = 54,080.69

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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.