Home / 109,902.10-164,725.43-50,613.20

Finding the Fourth Proportional to 109,902.10, 164,725.43 and 50,613.20

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Solution

The fourth proportional to 109,902.10, 164,725.43 and 50,613.20 is: 75,860.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,902.10 : 164,725.43 = 50,613.20 : x
  2. Step 2: Convert to fraction form
    109,902.10/164,725.43 = 50,613.20/x
  3. Step 3: Cross multiply
    109,902.10x = 164,725.43 × 50,613.20
  4. Step 4: Simplify right side
    109,902.10x = 8,337,281,133.68
  5. Step 5: Solve for x
    x = 8,337,281,133.68/109,902.10
  6. Step 6: Final answer
    x = 75,860.98

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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.