Home / 215,449.49-323,209.26-63,661.97

Finding the Fourth Proportional to 215,449.49, 323,209.26 and 63,661.97

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Solution

The fourth proportional to 215,449.49, 323,209.26 and 63,661.97 is: 95,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,449.49 : 323,209.26 = 63,661.97 : x
  2. Step 2: Convert to fraction form
    215,449.49/323,209.26 = 63,661.97/x
  3. Step 3: Cross multiply
    215,449.49x = 323,209.26 × 63,661.97
  4. Step 4: Simplify right side
    215,449.49x = 20,576,136,597.80
  5. Step 5: Solve for x
    x = 20,576,136,597.80/215,449.49
  6. Step 6: Final answer
    x = 95,503.30

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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.