Home / 152,251.10-228,272.84-77,226.57

Finding the Fourth Proportional to 152,251.10, 228,272.84 and 77,226.57

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Solution

The fourth proportional to 152,251.10, 228,272.84 and 77,226.57 is: 115,787.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,251.10 : 228,272.84 = 77,226.57 : x
  2. Step 2: Convert to fraction form
    152,251.10/228,272.84 = 77,226.57/x
  3. Step 3: Cross multiply
    152,251.10x = 228,272.84 × 77,226.57
  4. Step 4: Simplify right side
    152,251.10x = 17,628,729,508.58
  5. Step 5: Solve for x
    x = 17,628,729,508.58/152,251.10
  6. Step 6: Final answer
    x = 115,787.21

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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.