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Finding the Fourth Proportional to 144,245.84, 216,389.24 and 44,414.32

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Solution

The fourth proportional to 144,245.84, 216,389.24 and 44,414.32 is: 66,627.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,245.84 : 216,389.24 = 44,414.32 : x
  2. Step 2: Convert to fraction form
    144,245.84/216,389.24 = 44,414.32/x
  3. Step 3: Cross multiply
    144,245.84x = 216,389.24 × 44,414.32
  4. Step 4: Simplify right side
    144,245.84x = 9,610,780,949.92
  5. Step 5: Solve for x
    x = 9,610,780,949.92/144,245.84
  6. Step 6: Final answer
    x = 66,627.79

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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.