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Finding the Fourth Proportional to 233,147.70, 349,865.55 and 92,891.70

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Solution

The fourth proportional to 233,147.70, 349,865.55 and 92,891.70 is: 139,394.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,147.70 : 349,865.55 = 92,891.70 : x
  2. Step 2: Convert to fraction form
    233,147.70/349,865.55 = 92,891.70/x
  3. Step 3: Cross multiply
    233,147.70x = 349,865.55 × 92,891.70
  4. Step 4: Simplify right side
    233,147.70x = 32,499,605,710.94
  5. Step 5: Solve for x
    x = 32,499,605,710.94/233,147.70
  6. Step 6: Final answer
    x = 139,394.92

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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.