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Finding the Fourth Proportional to 110,502.80, 165,826.80 and 60,617.84

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Solution

The fourth proportional to 110,502.80, 165,826.80 and 60,617.84 is: 90,966.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,502.80 : 165,826.80 = 60,617.84 : x
  2. Step 2: Convert to fraction form
    110,502.80/165,826.80 = 60,617.84/x
  3. Step 3: Cross multiply
    110,502.80x = 165,826.80 × 60,617.84
  4. Step 4: Simplify right side
    110,502.80x = 10,052,062,430.11
  5. Step 5: Solve for x
    x = 10,052,062,430.11/110,502.80
  6. Step 6: Final answer
    x = 90,966.59

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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.