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Finding the Fourth Proportional to 253,680.66, 379,935.90 and 182,158.38

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Solution

The fourth proportional to 253,680.66, 379,935.90 and 182,158.38 is: 272,817.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,680.66 : 379,935.90 = 182,158.38 : x
  2. Step 2: Convert to fraction form
    253,680.66/379,935.90 = 182,158.38/x
  3. Step 3: Cross multiply
    253,680.66x = 379,935.90 × 182,158.38
  4. Step 4: Simplify right side
    253,680.66x = 69,208,508,047.84
  5. Step 5: Solve for x
    x = 69,208,508,047.84/253,680.66
  6. Step 6: Final answer
    x = 272,817.44

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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.