Home / 216,452.32-298,705.72-120,963.04

Finding the Fourth Proportional to 216,452.32, 298,705.72 and 120,963.04

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Solution

The fourth proportional to 216,452.32, 298,705.72 and 120,963.04 is: 166,929.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,452.32 : 298,705.72 = 120,963.04 : x
  2. Step 2: Convert to fraction form
    216,452.32/298,705.72 = 120,963.04/x
  3. Step 3: Cross multiply
    216,452.32x = 298,705.72 × 120,963.04
  4. Step 4: Simplify right side
    216,452.32x = 36,132,351,956.59
  5. Step 5: Solve for x
    x = 36,132,351,956.59/216,452.32
  6. Step 6: Final answer
    x = 166,929.84

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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.