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Finding the Fourth Proportional to 233,132.70, 349,843.05 and 92,876.70

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Solution

The fourth proportional to 233,132.70, 349,843.05 and 92,876.70 is: 139,372.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,132.70 : 349,843.05 = 92,876.70 : x
  2. Step 2: Convert to fraction form
    233,132.70/349,843.05 = 92,876.70/x
  3. Step 3: Cross multiply
    233,132.70x = 349,843.05 × 92,876.70
  4. Step 4: Simplify right side
    233,132.70x = 32,492,268,001.94
  5. Step 5: Solve for x
    x = 32,492,268,001.94/233,132.70
  6. Step 6: Final answer
    x = 139,372.42

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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.