Home / 195,749.59-270,153.39-109,723.18

Finding the Fourth Proportional to 195,749.59, 270,153.39 and 109,723.18

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Solution

The fourth proportional to 195,749.59, 270,153.39 and 109,723.18 is: 151,428.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,749.59 : 270,153.39 = 109,723.18 : x
  2. Step 2: Convert to fraction form
    195,749.59/270,153.39 = 109,723.18/x
  3. Step 3: Cross multiply
    195,749.59x = 270,153.39 × 109,723.18
  4. Step 4: Simplify right side
    195,749.59x = 29,642,089,578.11
  5. Step 5: Solve for x
    x = 29,642,089,578.11/195,749.59
  6. Step 6: Final answer
    x = 151,428.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.