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Finding the Fourth Proportional to 295,859.31, 443,745.21 and 108,827.07

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Solution

The fourth proportional to 295,859.31, 443,745.21 and 108,827.07 is: 163,224.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,859.31 : 443,745.21 = 108,827.07 : x
  2. Step 2: Convert to fraction form
    295,859.31/443,745.21 = 108,827.07/x
  3. Step 3: Cross multiply
    295,859.31x = 443,745.21 × 108,827.07
  4. Step 4: Simplify right side
    295,859.31x = 48,291,491,030.83
  5. Step 5: Solve for x
    x = 48,291,491,030.83/295,859.31
  6. Step 6: Final answer
    x = 163,224.51

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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.