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Finding the Fourth Proportional to 163,025.40, 244,538.10 and 149,028.60

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Solution

The fourth proportional to 163,025.40, 244,538.10 and 149,028.60 is: 223,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,025.40 : 244,538.10 = 149,028.60 : x
  2. Step 2: Convert to fraction form
    163,025.40/244,538.10 = 149,028.60/x
  3. Step 3: Cross multiply
    163,025.40x = 244,538.10 × 149,028.60
  4. Step 4: Simplify right side
    163,025.40x = 36,443,170,689.66
  5. Step 5: Solve for x
    x = 36,443,170,689.66/163,025.40
  6. Step 6: Final answer
    x = 223,542.90

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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.