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Finding the Fourth Proportional to 110,412.62, 165,618.99 and 35,532.76

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Solution

The fourth proportional to 110,412.62, 165,618.99 and 35,532.76 is: 53,299.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,412.62 : 165,618.99 = 35,532.76 : x
  2. Step 2: Convert to fraction form
    110,412.62/165,618.99 = 35,532.76/x
  3. Step 3: Cross multiply
    110,412.62x = 165,618.99 × 35,532.76
  4. Step 4: Simplify right side
    110,412.62x = 5,884,899,619.66
  5. Step 5: Solve for x
    x = 5,884,899,619.66/110,412.62
  6. Step 6: Final answer
    x = 53,299.16

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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.