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Finding the Fourth Proportional to 88,354.92, 132,536.64 and 29,189.28

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Solution

The fourth proportional to 88,354.92, 132,536.64 and 29,189.28 is: 43,785.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,354.92 : 132,536.64 = 29,189.28 : x
  2. Step 2: Convert to fraction form
    88,354.92/132,536.64 = 29,189.28/x
  3. Step 3: Cross multiply
    88,354.92x = 132,536.64 × 29,189.28
  4. Step 4: Simplify right side
    88,354.92x = 3,868,649,095.22
  5. Step 5: Solve for x
    x = 3,868,649,095.22/88,354.92
  6. Step 6: Final answer
    x = 43,785.33

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1.5x scale

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.