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Finding the Fourth Proportional to 110,510.50, 165,766.90 and 88,464.02

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Solution

The fourth proportional to 110,510.50, 165,766.90 and 88,464.02 is: 132,696.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,510.50 : 165,766.90 = 88,464.02 : x
  2. Step 2: Convert to fraction form
    110,510.50/165,766.90 = 88,464.02/x
  3. Step 3: Cross multiply
    110,510.50x = 165,766.90 × 88,464.02
  4. Step 4: Simplify right side
    110,510.50x = 14,664,406,040.18
  5. Step 5: Solve for x
    x = 14,664,406,040.18/110,510.50
  6. Step 6: Final answer
    x = 132,696.95

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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.