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Finding the Fourth Proportional to 80,051.69, 110,470.33 and 43,752.96

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Solution

The fourth proportional to 80,051.69, 110,470.33 and 43,752.96 is: 60,378.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,051.69 : 110,470.33 = 43,752.96 : x
  2. Step 2: Convert to fraction form
    80,051.69/110,470.33 = 43,752.96/x
  3. Step 3: Cross multiply
    80,051.69x = 110,470.33 × 43,752.96
  4. Step 4: Simplify right side
    80,051.69x = 4,833,403,984.37
  5. Step 5: Solve for x
    x = 4,833,403,984.37/80,051.69
  6. Step 6: Final answer
    x = 60,378.54

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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.