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Finding the Fourth Proportional to 267,463.17, 369,136.98 and 165,521.46

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Solution

The fourth proportional to 267,463.17, 369,136.98 and 165,521.46 is: 228,443.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,463.17 : 369,136.98 = 165,521.46 : x
  2. Step 2: Convert to fraction form
    267,463.17/369,136.98 = 165,521.46/x
  3. Step 3: Cross multiply
    267,463.17x = 369,136.98 × 165,521.46
  4. Step 4: Simplify right side
    267,463.17x = 61,100,091,869.59
  5. Step 5: Solve for x
    x = 61,100,091,869.59/267,463.17
  6. Step 6: Final answer
    x = 228,443.01

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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.