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Finding the Fourth Proportional to 88,577.50, 132,888.12 and 26,248

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Solution

The fourth proportional to 88,577.50, 132,888.12 and 26,248 is: 39,378.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,577.50 : 132,888.12 = 26,248 : x
  2. Step 2: Convert to fraction form
    88,577.50/132,888.12 = 26,248/x
  3. Step 3: Cross multiply
    88,577.50x = 132,888.12 × 26,248
  4. Step 4: Simplify right side
    88,577.50x = 3,488,047,373.76
  5. Step 5: Solve for x
    x = 3,488,047,373.76/88,577.50
  6. Step 6: Final answer
    x = 39,378.48

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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.