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Finding the Fourth Proportional to 149,861.90, 224,764.05 and 44,684.30

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Solution

The fourth proportional to 149,861.90, 224,764.05 and 44,684.30 is: 67,017.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,861.90 : 224,764.05 = 44,684.30 : x
  2. Step 2: Convert to fraction form
    149,861.90/224,764.05 = 44,684.30/x
  3. Step 3: Cross multiply
    149,861.90x = 224,764.05 × 44,684.30
  4. Step 4: Simplify right side
    149,861.90x = 10,043,424,239.42
  5. Step 5: Solve for x
    x = 10,043,424,239.42/149,861.90
  6. Step 6: Final answer
    x = 67,017.86

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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.