Home / 109,105.10-163,657.65-35,233.10

Finding the Fourth Proportional to 109,105.10, 163,657.65 and 35,233.10

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Solution

The fourth proportional to 109,105.10, 163,657.65 and 35,233.10 is: 52,849.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,105.10 : 163,657.65 = 35,233.10 : x
  2. Step 2: Convert to fraction form
    109,105.10/163,657.65 = 35,233.10/x
  3. Step 3: Cross multiply
    109,105.10x = 163,657.65 × 35,233.10
  4. Step 4: Simplify right side
    109,105.10x = 5,766,166,348.22
  5. Step 5: Solve for x
    x = 5,766,166,348.22/109,105.10
  6. Step 6: Final answer
    x = 52,849.65

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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.