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Finding the Fourth Proportional to 149,879.28, 224,818.88 and 44,772

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Solution

The fourth proportional to 149,879.28, 224,818.88 and 44,772 is: 67,157.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,879.28 : 224,818.88 = 44,772 : x
  2. Step 2: Convert to fraction form
    149,879.28/224,818.88 = 44,772/x
  3. Step 3: Cross multiply
    149,879.28x = 224,818.88 × 44,772
  4. Step 4: Simplify right side
    149,879.28x = 10,065,590,895.36
  5. Step 5: Solve for x
    x = 10,065,590,895.36/149,879.28
  6. Step 6: Final answer
    x = 67,157.99

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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.