Home / 131,480.57-197,096.01-42,671.97

Finding the Fourth Proportional to 131,480.57, 197,096.01 and 42,671.97

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Solution

The fourth proportional to 131,480.57, 197,096.01 and 42,671.97 is: 63,967.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,480.57 : 197,096.01 = 42,671.97 : x
  2. Step 2: Convert to fraction form
    131,480.57/197,096.01 = 42,671.97/x
  3. Step 3: Cross multiply
    131,480.57x = 197,096.01 × 42,671.97
  4. Step 4: Simplify right side
    131,480.57x = 8,410,475,025.84
  5. Step 5: Solve for x
    x = 8,410,475,025.84/131,480.57
  6. Step 6: Final answer
    x = 63,967.44

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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.