Home / 218,268.68-327,009.02-91,682.35

Finding the Fourth Proportional to 218,268.68, 327,009.02 and 91,682.35

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Solution

The fourth proportional to 218,268.68, 327,009.02 and 91,682.35 is: 137,358.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,268.68 : 327,009.02 = 91,682.35 : x
  2. Step 2: Convert to fraction form
    218,268.68/327,009.02 = 91,682.35/x
  3. Step 3: Cross multiply
    218,268.68x = 327,009.02 × 91,682.35
  4. Step 4: Simplify right side
    218,268.68x = 29,980,954,148.86
  5. Step 5: Solve for x
    x = 29,980,954,148.86/218,268.68
  6. Step 6: Final answer
    x = 137,358.03

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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.