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Finding the Fourth Proportional to 225,941.34, 338,912.58 and 92,728.14

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Solution

The fourth proportional to 225,941.34, 338,912.58 and 92,728.14 is: 139,092.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,941.34 : 338,912.58 = 92,728.14 : x
  2. Step 2: Convert to fraction form
    225,941.34/338,912.58 = 92,728.14/x
  3. Step 3: Cross multiply
    225,941.34x = 338,912.58 × 92,728.14
  4. Step 4: Simplify right side
    225,941.34x = 31,426,733,166.00
  5. Step 5: Solve for x
    x = 31,426,733,166.00/225,941.34
  6. Step 6: Final answer
    x = 139,092.44

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1.5x scale

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.