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Finding the Fourth Proportional to 89,336.56, 134,007.80 and 44,939.12

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Solution

The fourth proportional to 89,336.56, 134,007.80 and 44,939.12 is: 67,410.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,336.56 : 134,007.80 = 44,939.12 : x
  2. Step 2: Convert to fraction form
    89,336.56/134,007.80 = 44,939.12/x
  3. Step 3: Cross multiply
    89,336.56x = 134,007.80 × 44,939.12
  4. Step 4: Simplify right side
    89,336.56x = 6,022,192,605.14
  5. Step 5: Solve for x
    x = 6,022,192,605.14/89,336.56
  6. Step 6: Final answer
    x = 67,410.17

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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.