Home / 131,898.26-197,871.69-43,156.73

Finding the Fourth Proportional to 131,898.26, 197,871.69 and 43,156.73

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Solution

The fourth proportional to 131,898.26, 197,871.69 and 43,156.73 is: 64,743.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,898.26 : 197,871.69 = 43,156.73 : x
  2. Step 2: Convert to fraction form
    131,898.26/197,871.69 = 43,156.73/x
  3. Step 3: Cross multiply
    131,898.26x = 197,871.69 × 43,156.73
  4. Step 4: Simplify right side
    131,898.26x = 8,539,495,099.97
  5. Step 5: Solve for x
    x = 8,539,495,099.97/131,898.26
  6. Step 6: Final answer
    x = 64,743.05

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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.