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Finding the Fourth Proportional to 361,126.34, 541,393.98 and 136,359.24

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Solution

The fourth proportional to 361,126.34, 541,393.98 and 136,359.24 is: 204,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,126.34 : 541,393.98 = 136,359.24 : x
  2. Step 2: Convert to fraction form
    361,126.34/541,393.98 = 136,359.24/x
  3. Step 3: Cross multiply
    361,126.34x = 541,393.98 × 136,359.24
  4. Step 4: Simplify right side
    361,126.34x = 73,824,071,653.38
  5. Step 5: Solve for x
    x = 73,824,071,653.38/361,126.34
  6. Step 6: Final answer
    x = 204,427.27

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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.