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Finding the Fourth Proportional to 110,526.33, 165,790.64 and 88,479.84

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Solution

The fourth proportional to 110,526.33, 165,790.64 and 88,479.84 is: 132,720.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,526.33 : 165,790.64 = 88,479.84 : x
  2. Step 2: Convert to fraction form
    110,526.33/165,790.64 = 88,479.84/x
  3. Step 3: Cross multiply
    110,526.33x = 165,790.64 × 88,479.84
  4. Step 4: Simplify right side
    110,526.33x = 14,669,129,300.70
  5. Step 5: Solve for x
    x = 14,669,129,300.70/110,526.33
  6. Step 6: Final answer
    x = 132,720.68

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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.