Home / 239,941.74-331,120.08-132,516.30

Finding the Fourth Proportional to 239,941.74, 331,120.08 and 132,516.30

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Solution

The fourth proportional to 239,941.74, 331,120.08 and 132,516.30 is: 182,872.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,941.74 : 331,120.08 = 132,516.30 : x
  2. Step 2: Convert to fraction form
    239,941.74/331,120.08 = 132,516.30/x
  3. Step 3: Cross multiply
    239,941.74x = 331,120.08 × 132,516.30
  4. Step 4: Simplify right side
    239,941.74x = 43,878,807,857.30
  5. Step 5: Solve for x
    x = 43,878,807,857.30/239,941.74
  6. Step 6: Final answer
    x = 182,872.76

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1.5x scale

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.