Home / 146,613.68-219,986.10-84,284.24

Finding the Fourth Proportional to 146,613.68, 219,986.10 and 84,284.24

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Solution

The fourth proportional to 146,613.68, 219,986.10 and 84,284.24 is: 126,464.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,613.68 : 219,986.10 = 84,284.24 : x
  2. Step 2: Convert to fraction form
    146,613.68/219,986.10 = 84,284.24/x
  3. Step 3: Cross multiply
    146,613.68x = 219,986.10 × 84,284.24
  4. Step 4: Simplify right side
    146,613.68x = 18,541,361,249.06
  5. Step 5: Solve for x
    x = 18,541,361,249.06/146,613.68
  6. Step 6: Final answer
    x = 126,464.06

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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.