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Finding the Fourth Proportional to 151,148, 226,722 and 40,340

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Solution

The fourth proportional to 151,148, 226,722 and 40,340 is: 60,510

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,148 : 226,722 = 40,340 : x
  2. Step 2: Convert to fraction form
    151,148/226,722 = 40,340/x
  3. Step 3: Cross multiply
    151,148x = 226,722 × 40,340
  4. Step 4: Simplify right side
    151,148x = 9,145,965,480
  5. Step 5: Solve for x
    x = 9,145,965,480/151,148
  6. Step 6: Final answer
    x = 60,510

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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.