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Finding the Fourth Proportional to 110,457.37, 165,584.82 and 43,034.90

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Solution

The fourth proportional to 110,457.37, 165,584.82 and 43,034.90 is: 64,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,457.37 : 165,584.82 = 43,034.90 : x
  2. Step 2: Convert to fraction form
    110,457.37/165,584.82 = 43,034.90/x
  3. Step 3: Cross multiply
    110,457.37x = 165,584.82 × 43,034.90
  4. Step 4: Simplify right side
    110,457.37x = 7,125,925,503.67
  5. Step 5: Solve for x
    x = 7,125,925,503.67/110,457.37
  6. Step 6: Final answer
    x = 64,512.90

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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.