Home / 80,497.35-111,080.77-44,684.55

Finding the Fourth Proportional to 80,497.35, 111,080.77 and 44,684.55

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Solution

The fourth proportional to 80,497.35, 111,080.77 and 44,684.55 is: 61,661.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,497.35 : 111,080.77 = 44,684.55 : x
  2. Step 2: Convert to fraction form
    80,497.35/111,080.77 = 44,684.55/x
  3. Step 3: Cross multiply
    80,497.35x = 111,080.77 × 44,684.55
  4. Step 4: Simplify right side
    80,497.35x = 4,963,594,109.39
  5. Step 5: Solve for x
    x = 4,963,594,109.39/80,497.35
  6. Step 6: Final answer
    x = 61,661.58

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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.