Home / 131,414.04-197,121.06-42,676.52

Finding the Fourth Proportional to 131,414.04, 197,121.06 and 42,676.52

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Solution

The fourth proportional to 131,414.04, 197,121.06 and 42,676.52 is: 64,014.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,414.04 : 197,121.06 = 42,676.52 : x
  2. Step 2: Convert to fraction form
    131,414.04/197,121.06 = 42,676.52/x
  3. Step 3: Cross multiply
    131,414.04x = 197,121.06 × 42,676.52
  4. Step 4: Simplify right side
    131,414.04x = 8,412,439,873.91
  5. Step 5: Solve for x
    x = 8,412,439,873.91/131,414.04
  6. Step 6: Final answer
    x = 64,014.77

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1.5x scale

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.