Home / 72,801.41-109,202.16-22,885.85

Finding the Fourth Proportional to 72,801.41, 109,202.16 and 22,885.85

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Solution

The fourth proportional to 72,801.41, 109,202.16 and 22,885.85 is: 34,328.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,801.41 : 109,202.16 = 22,885.85 : x
  2. Step 2: Convert to fraction form
    72,801.41/109,202.16 = 22,885.85/x
  3. Step 3: Cross multiply
    72,801.41x = 109,202.16 × 22,885.85
  4. Step 4: Simplify right side
    72,801.41x = 2,499,183,707.43
  5. Step 5: Solve for x
    x = 2,499,183,707.43/72,801.41
  6. Step 6: Final answer
    x = 34,328.78

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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.