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Finding the Fourth Proportional to 144,796.64, 217,228.98 and 44,951.72

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Solution

The fourth proportional to 144,796.64, 217,228.98 and 44,951.72 is: 67,438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,796.64 : 217,228.98 = 44,951.72 : x
  2. Step 2: Convert to fraction form
    144,796.64/217,228.98 = 44,951.72/x
  3. Step 3: Cross multiply
    144,796.64x = 217,228.98 × 44,951.72
  4. Step 4: Simplify right side
    144,796.64x = 9,764,816,284.85
  5. Step 5: Solve for x
    x = 9,764,816,284.85/144,796.64
  6. Step 6: Final answer
    x = 67,438.14

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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.