Home / 75,722.40-104,497.20-43,910.04

Finding the Fourth Proportional to 75,722.40, 104,497.20 and 43,910.04

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Solution

The fourth proportional to 75,722.40, 104,497.20 and 43,910.04 is: 60,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,722.40 : 104,497.20 = 43,910.04 : x
  2. Step 2: Convert to fraction form
    75,722.40/104,497.20 = 43,910.04/x
  3. Step 3: Cross multiply
    75,722.40x = 104,497.20 × 43,910.04
  4. Step 4: Simplify right side
    75,722.40x = 4,588,476,231.89
  5. Step 5: Solve for x
    x = 4,588,476,231.89/75,722.40
  6. Step 6: Final answer
    x = 60,596.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.