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Finding the Fourth Proportional to 237,475.30, 356,102.22 and 137,664.04

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Solution

The fourth proportional to 237,475.30, 356,102.22 and 137,664.04 is: 206,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,475.30 : 356,102.22 = 137,664.04 : x
  2. Step 2: Convert to fraction form
    237,475.30/356,102.22 = 137,664.04/x
  3. Step 3: Cross multiply
    237,475.30x = 356,102.22 × 137,664.04
  4. Step 4: Simplify right side
    237,475.30x = 49,022,470,258.17
  5. Step 5: Solve for x
    x = 49,022,470,258.17/237,475.30
  6. Step 6: Final answer
    x = 206,431.87

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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.