Home / 110,455.20-165,592.08-43,866.72

Finding the Fourth Proportional to 110,455.20, 165,592.08 and 43,866.72

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Solution

The fourth proportional to 110,455.20, 165,592.08 and 43,866.72 is: 65,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,455.20 : 165,592.08 = 43,866.72 : x
  2. Step 2: Convert to fraction form
    110,455.20/165,592.08 = 43,866.72/x
  3. Step 3: Cross multiply
    110,455.20x = 165,592.08 × 43,866.72
  4. Step 4: Simplify right side
    110,455.20x = 7,263,981,407.58
  5. Step 5: Solve for x
    x = 7,263,981,407.58/110,455.20
  6. Step 6: Final answer
    x = 65,764.05

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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.