Home / 144,091.32-215,694.10-122,833.68

Finding the Fourth Proportional to 144,091.32, 215,694.10 and 122,833.68

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Solution

The fourth proportional to 144,091.32, 215,694.10 and 122,833.68 is: 183,872.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,091.32 : 215,694.10 = 122,833.68 : x
  2. Step 2: Convert to fraction form
    144,091.32/215,694.10 = 122,833.68/x
  3. Step 3: Cross multiply
    144,091.32x = 215,694.10 × 122,833.68
  4. Step 4: Simplify right side
    144,091.32x = 26,494,499,401.98
  5. Step 5: Solve for x
    x = 26,494,499,401.98/144,091.32
  6. Step 6: Final answer
    x = 183,872.98

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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.