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Finding the Fourth Proportional to 88,352.80, 132,483.80 and 26,015.20

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Solution

The fourth proportional to 88,352.80, 132,483.80 and 26,015.20 is: 39,009.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,352.80 : 132,483.80 = 26,015.20 : x
  2. Step 2: Convert to fraction form
    88,352.80/132,483.80 = 26,015.20/x
  3. Step 3: Cross multiply
    88,352.80x = 132,483.80 × 26,015.20
  4. Step 4: Simplify right side
    88,352.80x = 3,446,592,553.76
  5. Step 5: Solve for x
    x = 3,446,592,553.76/88,352.80
  6. Step 6: Final answer
    x = 39,009.43

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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.