Home / 109,635.10-164,452.65-101,859.10

Finding the Fourth Proportional to 109,635.10, 164,452.65 and 101,859.10

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Solution

The fourth proportional to 109,635.10, 164,452.65 and 101,859.10 is: 152,788.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,635.10 : 164,452.65 = 101,859.10 : x
  2. Step 2: Convert to fraction form
    109,635.10/164,452.65 = 101,859.10/x
  3. Step 3: Cross multiply
    109,635.10x = 164,452.65 × 101,859.10
  4. Step 4: Simplify right side
    109,635.10x = 16,750,998,921.62
  5. Step 5: Solve for x
    x = 16,750,998,921.62/109,635.10
  6. Step 6: Final answer
    x = 152,788.65

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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.