Home / 154,530.70-231,504.45-144,033.10

Finding the Fourth Proportional to 154,530.70, 231,504.45 and 144,033.10

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Solution

The fourth proportional to 154,530.70, 231,504.45 and 144,033.10 is: 215,777.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,530.70 : 231,504.45 = 144,033.10 : x
  2. Step 2: Convert to fraction form
    154,530.70/231,504.45 = 144,033.10/x
  3. Step 3: Cross multiply
    154,530.70x = 231,504.45 × 144,033.10
  4. Step 4: Simplify right side
    154,530.70x = 33,344,303,597.30
  5. Step 5: Solve for x
    x = 33,344,303,597.30/154,530.70
  6. Step 6: Final answer
    x = 215,777.86

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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.