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Finding the Fourth Proportional to 88,258.82, 132,388.16 and 35,668.28

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Solution

The fourth proportional to 88,258.82, 132,388.16 and 35,668.28 is: 53,502.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,258.82 : 132,388.16 = 35,668.28 : x
  2. Step 2: Convert to fraction form
    88,258.82/132,388.16 = 35,668.28/x
  3. Step 3: Cross multiply
    88,258.82x = 132,388.16 × 35,668.28
  4. Step 4: Simplify right side
    88,258.82x = 4,722,058,112.19
  5. Step 5: Solve for x
    x = 4,722,058,112.19/88,258.82
  6. Step 6: Final answer
    x = 53,502.40

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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.