Home / 149,212.28-223,618.78-73,194.60

Finding the Fourth Proportional to 149,212.28, 223,618.78 and 73,194.60

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Solution

The fourth proportional to 149,212.28, 223,618.78 and 73,194.60 is: 109,693.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,212.28 : 223,618.78 = 73,194.60 : x
  2. Step 2: Convert to fraction form
    149,212.28/223,618.78 = 73,194.60/x
  3. Step 3: Cross multiply
    149,212.28x = 223,618.78 × 73,194.60
  4. Step 4: Simplify right side
    149,212.28x = 16,367,687,154.59
  5. Step 5: Solve for x
    x = 16,367,687,154.59/149,212.28
  6. Step 6: Final answer
    x = 109,693.97

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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.