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Finding the Fourth Proportional to 88,682.90, 133,024.35 and 26,353.40

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Solution

The fourth proportional to 88,682.90, 133,024.35 and 26,353.40 is: 39,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,682.90 : 133,024.35 = 26,353.40 : x
  2. Step 2: Convert to fraction form
    88,682.90/133,024.35 = 26,353.40/x
  3. Step 3: Cross multiply
    88,682.90x = 133,024.35 × 26,353.40
  4. Step 4: Simplify right side
    88,682.90x = 3,505,643,905.29
  5. Step 5: Solve for x
    x = 3,505,643,905.29/88,682.90
  6. Step 6: Final answer
    x = 39,530.10

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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.