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Finding the Fourth Proportional to 110,325.60, 165,342.60 and 97,786.80

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Solution

The fourth proportional to 110,325.60, 165,342.60 and 97,786.80 is: 146,550.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,325.60 : 165,342.60 = 97,786.80 : x
  2. Step 2: Convert to fraction form
    110,325.60/165,342.60 = 97,786.80/x
  3. Step 3: Cross multiply
    110,325.60x = 165,342.60 × 97,786.80
  4. Step 4: Simplify right side
    110,325.60x = 16,168,323,757.68
  5. Step 5: Solve for x
    x = 16,168,323,757.68/110,325.60
  6. Step 6: Final answer
    x = 146,550.97

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1.5x scale

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.