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Finding the Fourth Proportional to 395,650.71, 593,476.81 and 96,131.54

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Solution

The fourth proportional to 395,650.71, 593,476.81 and 96,131.54 is: 144,197.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,650.71 : 593,476.81 = 96,131.54 : x
  2. Step 2: Convert to fraction form
    395,650.71/593,476.81 = 96,131.54/x
  3. Step 3: Cross multiply
    395,650.71x = 593,476.81 × 96,131.54
  4. Step 4: Simplify right side
    395,650.71x = 57,051,840,942.95
  5. Step 5: Solve for x
    x = 57,051,840,942.95/395,650.71
  6. Step 6: Final answer
    x = 144,197.49

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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.