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Finding the Fourth Proportional to 110,064.10, 165,002.90 and 43,551.16

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Solution

The fourth proportional to 110,064.10, 165,002.90 and 43,551.16 is: 65,289.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,064.10 : 165,002.90 = 43,551.16 : x
  2. Step 2: Convert to fraction form
    110,064.10/165,002.90 = 43,551.16/x
  3. Step 3: Cross multiply
    110,064.10x = 165,002.90 × 43,551.16
  4. Step 4: Simplify right side
    110,064.10x = 7,186,067,698.36
  5. Step 5: Solve for x
    x = 7,186,067,698.36/110,064.10
  6. Step 6: Final answer
    x = 65,289.84

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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.