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Finding the Fourth Proportional to 149,797.62, 224,634.06 and 60,990.84

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Solution

The fourth proportional to 149,797.62, 224,634.06 and 60,990.84 is: 91,460.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,797.62 : 224,634.06 = 60,990.84 : x
  2. Step 2: Convert to fraction form
    149,797.62/224,634.06 = 60,990.84/x
  3. Step 3: Cross multiply
    149,797.62x = 224,634.06 × 60,990.84
  4. Step 4: Simplify right side
    149,797.62x = 13,700,620,012.01
  5. Step 5: Solve for x
    x = 13,700,620,012.01/149,797.62
  6. Step 6: Final answer
    x = 91,460.87

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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.