Home / 109,515.60-164,293.68-34,654.59

Finding the Fourth Proportional to 109,515.60, 164,293.68 and 34,654.59

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Solution

The fourth proportional to 109,515.60, 164,293.68 and 34,654.59 is: 51,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,515.60 : 164,293.68 = 34,654.59 : x
  2. Step 2: Convert to fraction form
    109,515.60/164,293.68 = 34,654.59/x
  3. Step 3: Cross multiply
    109,515.60x = 164,293.68 × 34,654.59
  4. Step 4: Simplify right side
    109,515.60x = 5,693,530,119.99
  5. Step 5: Solve for x
    x = 5,693,530,119.99/109,515.60
  6. Step 6: Final answer
    x = 51,988.30

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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.