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Finding the Fourth Proportional to 244,175.52, 336,824.64 and 142,188.96

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Solution

The fourth proportional to 244,175.52, 336,824.64 and 142,188.96 is: 196,140.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,175.52 : 336,824.64 = 142,188.96 : x
  2. Step 2: Convert to fraction form
    244,175.52/336,824.64 = 142,188.96/x
  3. Step 3: Cross multiply
    244,175.52x = 336,824.64 × 142,188.96
  4. Step 4: Simplify right side
    244,175.52x = 47,892,745,263.97
  5. Step 5: Solve for x
    x = 47,892,745,263.97/244,175.52
  6. Step 6: Final answer
    x = 196,140.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.