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Finding the Fourth Proportional to 44,632.70, 66,819.45 and 43,336.70

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Solution

The fourth proportional to 44,632.70, 66,819.45 and 43,336.70 is: 64,879.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,632.70 : 66,819.45 = 43,336.70 : x
  2. Step 2: Convert to fraction form
    44,632.70/66,819.45 = 43,336.70/x
  3. Step 3: Cross multiply
    44,632.70x = 66,819.45 × 43,336.70
  4. Step 4: Simplify right side
    44,632.70x = 2,895,734,458.82
  5. Step 5: Solve for x
    x = 2,895,734,458.82/44,632.70
  6. Step 6: Final answer
    x = 64,879.21

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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.