Home / 152,175.78-228,115.32-63,454.68

Finding the Fourth Proportional to 152,175.78, 228,115.32 and 63,454.68

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Solution

The fourth proportional to 152,175.78, 228,115.32 and 63,454.68 is: 95,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,175.78 : 228,115.32 = 63,454.68 : x
  2. Step 2: Convert to fraction form
    152,175.78/228,115.32 = 63,454.68/x
  3. Step 3: Cross multiply
    152,175.78x = 228,115.32 × 63,454.68
  4. Step 4: Simplify right side
    152,175.78x = 14,474,984,633.70
  5. Step 5: Solve for x
    x = 14,474,984,633.70/152,175.78
  6. Step 6: Final answer
    x = 95,120.16

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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.