Home / 154,265.72-230,758.78-144,817.88

Finding the Fourth Proportional to 154,265.72, 230,758.78 and 144,817.88

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Solution

The fourth proportional to 154,265.72, 230,758.78 and 144,817.88 is: 216,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,265.72 : 230,758.78 = 144,817.88 : x
  2. Step 2: Convert to fraction form
    154,265.72/230,758.78 = 144,817.88/x
  3. Step 3: Cross multiply
    154,265.72x = 230,758.78 × 144,817.88
  4. Step 4: Simplify right side
    154,265.72x = 33,417,997,310.99
  5. Step 5: Solve for x
    x = 33,417,997,310.99/154,265.72
  6. Step 6: Final answer
    x = 216,626.20

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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.