Home / 131,636.93-197,276.46-55,672.34

Finding the Fourth Proportional to 131,636.93, 197,276.46 and 55,672.34

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Solution

The fourth proportional to 131,636.93, 197,276.46 and 55,672.34 is: 83,432.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,636.93 : 197,276.46 = 55,672.34 : x
  2. Step 2: Convert to fraction form
    131,636.93/197,276.46 = 55,672.34/x
  3. Step 3: Cross multiply
    131,636.93x = 197,276.46 × 55,672.34
  4. Step 4: Simplify right side
    131,636.93x = 10,982,841,168.73
  5. Step 5: Solve for x
    x = 10,982,841,168.73/131,636.93
  6. Step 6: Final answer
    x = 83,432.83

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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.