Home / 220,800.96-330,184.08-163,982.16

Finding the Fourth Proportional to 220,800.96, 330,184.08 and 163,982.16

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Solution

The fourth proportional to 220,800.96, 330,184.08 and 163,982.16 is: 245,217.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,800.96 : 330,184.08 = 163,982.16 : x
  2. Step 2: Convert to fraction form
    220,800.96/330,184.08 = 163,982.16/x
  3. Step 3: Cross multiply
    220,800.96x = 330,184.08 × 163,982.16
  4. Step 4: Simplify right side
    220,800.96x = 54,144,298,636.01
  5. Step 5: Solve for x
    x = 54,144,298,636.01/220,800.96
  6. Step 6: Final answer
    x = 245,217.68

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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.