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Finding the Fourth Proportional to 263,470.83, 395,161.28 and 94,957.62

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Solution

The fourth proportional to 263,470.83, 395,161.28 and 94,957.62 is: 142,420.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,470.83 : 395,161.28 = 94,957.62 : x
  2. Step 2: Convert to fraction form
    263,470.83/395,161.28 = 94,957.62/x
  3. Step 3: Cross multiply
    263,470.83x = 395,161.28 × 94,957.62
  4. Step 4: Simplify right side
    263,470.83x = 37,523,573,598.54
  5. Step 5: Solve for x
    x = 37,523,573,598.54/263,470.83
  6. Step 6: Final answer
    x = 142,420.22

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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.