Home / 144,209.67-216,450.18-73,183.29

Finding the Fourth Proportional to 144,209.67, 216,450.18 and 73,183.29

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Solution

The fourth proportional to 144,209.67, 216,450.18 and 73,183.29 is: 109,843.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,209.67 : 216,450.18 = 73,183.29 : x
  2. Step 2: Convert to fraction form
    144,209.67/216,450.18 = 73,183.29/x
  3. Step 3: Cross multiply
    144,209.67x = 216,450.18 × 73,183.29
  4. Step 4: Simplify right side
    144,209.67x = 15,840,536,293.49
  5. Step 5: Solve for x
    x = 15,840,536,293.49/144,209.67
  6. Step 6: Final answer
    x = 109,843.79

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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.