Home / 152,314.92-228,519.09-68,145.93

Finding the Fourth Proportional to 152,314.92, 228,519.09 and 68,145.93

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Solution

The fourth proportional to 152,314.92, 228,519.09 and 68,145.93 is: 102,239.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,314.92 : 228,519.09 = 68,145.93 : x
  2. Step 2: Convert to fraction form
    152,314.92/228,519.09 = 68,145.93/x
  3. Step 3: Cross multiply
    152,314.92x = 228,519.09 × 68,145.93
  4. Step 4: Simplify right side
    152,314.92x = 15,572,645,910.80
  5. Step 5: Solve for x
    x = 15,572,645,910.80/152,314.92
  6. Step 6: Final answer
    x = 102,239.79

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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.