Home / 163,247.24-225,268.83-91,613.42

Finding the Fourth Proportional to 163,247.24, 225,268.83 and 91,613.42

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Solution

The fourth proportional to 163,247.24, 225,268.83 and 91,613.42 is: 126,419.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,247.24 : 225,268.83 = 91,613.42 : x
  2. Step 2: Convert to fraction form
    163,247.24/225,268.83 = 91,613.42/x
  3. Step 3: Cross multiply
    163,247.24x = 225,268.83 × 91,613.42
  4. Step 4: Simplify right side
    163,247.24x = 20,637,647,935.70
  5. Step 5: Solve for x
    x = 20,637,647,935.70/163,247.24
  6. Step 6: Final answer
    x = 126,419.58

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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.