Home / 152,159.38-228,293.10-67,911.88

Finding the Fourth Proportional to 152,159.38, 228,293.10 and 67,911.88

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Solution

The fourth proportional to 152,159.38, 228,293.10 and 67,911.88 is: 101,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,159.38 : 228,293.10 = 67,911.88 : x
  2. Step 2: Convert to fraction form
    152,159.38/228,293.10 = 67,911.88/x
  3. Step 3: Cross multiply
    152,159.38x = 228,293.10 × 67,911.88
  4. Step 4: Simplify right side
    152,159.38x = 15,503,813,612.03
  5. Step 5: Solve for x
    x = 15,503,813,612.03/152,159.38
  6. Step 6: Final answer
    x = 101,891.93

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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.