Home / 110,409.32-165,616.70-40,288.62

Finding the Fourth Proportional to 110,409.32, 165,616.70 and 40,288.62

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Solution

The fourth proportional to 110,409.32, 165,616.70 and 40,288.62 is: 60,433.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,409.32 : 165,616.70 = 40,288.62 : x
  2. Step 2: Convert to fraction form
    110,409.32/165,616.70 = 40,288.62/x
  3. Step 3: Cross multiply
    110,409.32x = 165,616.70 × 40,288.62
  4. Step 4: Simplify right side
    110,409.32x = 6,672,468,291.95
  5. Step 5: Solve for x
    x = 6,672,468,291.95/110,409.32
  6. Step 6: Final answer
    x = 60,433.92

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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.