Home / 110,406.68-165,634.44-40,285.76

Finding the Fourth Proportional to 110,406.68, 165,634.44 and 40,285.76

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Solution

The fourth proportional to 110,406.68, 165,634.44 and 40,285.76 is: 60,437.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,406.68 : 165,634.44 = 40,285.76 : x
  2. Step 2: Convert to fraction form
    110,406.68/165,634.44 = 40,285.76/x
  3. Step 3: Cross multiply
    110,406.68x = 165,634.44 × 40,285.76
  4. Step 4: Simplify right side
    110,406.68x = 6,672,709,297.57
  5. Step 5: Solve for x
    x = 6,672,709,297.57/110,406.68
  6. Step 6: Final answer
    x = 60,437.55

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1.5x scale

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.