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Finding the Fourth Proportional to 171,939.84, 237,277.11 and 96,488.34

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Solution

The fourth proportional to 171,939.84, 237,277.11 and 96,488.34 is: 133,153.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,939.84 : 237,277.11 = 96,488.34 : x
  2. Step 2: Convert to fraction form
    171,939.84/237,277.11 = 96,488.34/x
  3. Step 3: Cross multiply
    171,939.84x = 237,277.11 × 96,488.34
  4. Step 4: Simplify right side
    171,939.84x = 22,894,474,463.90
  5. Step 5: Solve for x
    x = 22,894,474,463.90/171,939.84
  6. Step 6: Final answer
    x = 133,153.98

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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.