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Finding the Fourth Proportional to 88,608.57, 132,890.18 and 26,264.49

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Solution

The fourth proportional to 88,608.57, 132,890.18 and 26,264.49 is: 39,390.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,608.57 : 132,890.18 = 26,264.49 : x
  2. Step 2: Convert to fraction form
    88,608.57/132,890.18 = 26,264.49/x
  3. Step 3: Cross multiply
    88,608.57x = 132,890.18 × 26,264.49
  4. Step 4: Simplify right side
    88,608.57x = 3,490,292,672.39
  5. Step 5: Solve for x
    x = 3,490,292,672.39/88,608.57
  6. Step 6: Final answer
    x = 39,390.01

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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.