Home / 131,916.21-197,872.20-41,957.62

Finding the Fourth Proportional to 131,916.21, 197,872.20 and 41,957.62

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Solution

The fourth proportional to 131,916.21, 197,872.20 and 41,957.62 is: 62,935.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,916.21 : 197,872.20 = 41,957.62 : x
  2. Step 2: Convert to fraction form
    131,916.21/197,872.20 = 41,957.62/x
  3. Step 3: Cross multiply
    131,916.21x = 197,872.20 × 41,957.62
  4. Step 4: Simplify right side
    131,916.21x = 8,302,246,081.48
  5. Step 5: Solve for x
    x = 8,302,246,081.48/131,916.21
  6. Step 6: Final answer
    x = 62,935.76

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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.