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Finding the Fourth Proportional to 235,175.46, 352,792.35 and 77,458.74

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Solution

The fourth proportional to 235,175.46, 352,792.35 and 77,458.74 is: 116,197.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,175.46 : 352,792.35 = 77,458.74 : x
  2. Step 2: Convert to fraction form
    235,175.46/352,792.35 = 77,458.74/x
  3. Step 3: Cross multiply
    235,175.46x = 352,792.35 × 77,458.74
  4. Step 4: Simplify right side
    235,175.46x = 27,326,850,912.64
  5. Step 5: Solve for x
    x = 27,326,850,912.64/235,175.46
  6. Step 6: Final answer
    x = 116,197.71

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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.