Home / 237,639.81-327,942.94-130,213.92

Finding the Fourth Proportional to 237,639.81, 327,942.94 and 130,213.92

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Solution

The fourth proportional to 237,639.81, 327,942.94 and 130,213.92 is: 179,695.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,639.81 : 327,942.94 = 130,213.92 : x
  2. Step 2: Convert to fraction form
    237,639.81/327,942.94 = 130,213.92/x
  3. Step 3: Cross multiply
    237,639.81x = 327,942.94 × 130,213.92
  4. Step 4: Simplify right side
    237,639.81x = 42,702,735,753.72
  5. Step 5: Solve for x
    x = 42,702,735,753.72/237,639.81
  6. Step 6: Final answer
    x = 179,695.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.