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Finding the Fourth Proportional to 149,780.70, 224,709.12 and 44,600.58

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Solution

The fourth proportional to 149,780.70, 224,709.12 and 44,600.58 is: 66,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,780.70 : 224,709.12 = 44,600.58 : x
  2. Step 2: Convert to fraction form
    149,780.70/224,709.12 = 44,600.58/x
  3. Step 3: Cross multiply
    149,780.70x = 224,709.12 × 44,600.58
  4. Step 4: Simplify right side
    149,780.70x = 10,022,157,083.29
  5. Step 5: Solve for x
    x = 10,022,157,083.29/149,780.70
  6. Step 6: Final answer
    x = 66,912.21

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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.