Home / 80,844.86-111,574.70-44,550.05

Finding the Fourth Proportional to 80,844.86, 111,574.70 and 44,550.05

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Solution

The fourth proportional to 80,844.86, 111,574.70 and 44,550.05 is: 61,483.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,844.86 : 111,574.70 = 44,550.05 : x
  2. Step 2: Convert to fraction form
    80,844.86/111,574.70 = 44,550.05/x
  3. Step 3: Cross multiply
    80,844.86x = 111,574.70 × 44,550.05
  4. Step 4: Simplify right side
    80,844.86x = 4,970,658,463.74
  5. Step 5: Solve for x
    x = 4,970,658,463.74/80,844.86
  6. Step 6: Final answer
    x = 61,483.91

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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.