Home / 110,173.86-165,236.18-43,628.91

Finding the Fourth Proportional to 110,173.86, 165,236.18 and 43,628.91

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Solution

The fourth proportional to 110,173.86, 165,236.18 and 43,628.91 is: 65,433.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,173.86 : 165,236.18 = 43,628.91 : x
  2. Step 2: Convert to fraction form
    110,173.86/165,236.18 = 43,628.91/x
  3. Step 3: Cross multiply
    110,173.86x = 165,236.18 × 43,628.91
  4. Step 4: Simplify right side
    110,173.86x = 7,209,074,207.82
  5. Step 5: Solve for x
    x = 7,209,074,207.82/110,173.86
  6. Step 6: Final answer
    x = 65,433.62

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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.