Home / 88,656.12-132,809.22-66,494.52

Finding the Fourth Proportional to 88,656.12, 132,809.22 and 66,494.52

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Solution

The fourth proportional to 88,656.12, 132,809.22 and 66,494.52 is: 99,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,656.12 : 132,809.22 = 66,494.52 : x
  2. Step 2: Convert to fraction form
    88,656.12/132,809.22 = 66,494.52/x
  3. Step 3: Cross multiply
    88,656.12x = 132,809.22 × 66,494.52
  4. Step 4: Simplify right side
    88,656.12x = 8,831,085,335.47
  5. Step 5: Solve for x
    x = 8,831,085,335.47/88,656.12
  6. Step 6: Final answer
    x = 99,610.56

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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.