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Finding the Fourth Proportional to 183,306.48, 274,915.92 and 133,967.76

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Solution

The fourth proportional to 183,306.48, 274,915.92 and 133,967.76 is: 200,919.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,306.48 : 274,915.92 = 133,967.76 : x
  2. Step 2: Convert to fraction form
    183,306.48/274,915.92 = 133,967.76/x
  3. Step 3: Cross multiply
    183,306.48x = 274,915.92 × 133,967.76
  4. Step 4: Simplify right side
    183,306.48x = 36,829,869,990.74
  5. Step 5: Solve for x
    x = 36,829,869,990.74/183,306.48
  6. Step 6: Final answer
    x = 200,919.63

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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.