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Finding the Fourth Proportional to 250,791.60, 376,292.94 and 156,100.98

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Solution

The fourth proportional to 250,791.60, 376,292.94 and 156,100.98 is: 234,217.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,791.60 : 376,292.94 = 156,100.98 : x
  2. Step 2: Convert to fraction form
    250,791.60/376,292.94 = 156,100.98/x
  3. Step 3: Cross multiply
    250,791.60x = 376,292.94 × 156,100.98
  4. Step 4: Simplify right side
    250,791.60x = 58,739,696,701.08
  5. Step 5: Solve for x
    x = 58,739,696,701.08/250,791.60
  6. Step 6: Final answer
    x = 234,217.16

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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.