Home / 80,974.35-111,714.47-46,963.76

Finding the Fourth Proportional to 80,974.35, 111,714.47 and 46,963.76

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Solution

The fourth proportional to 80,974.35, 111,714.47 and 46,963.76 is: 64,792.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,974.35 : 111,714.47 = 46,963.76 : x
  2. Step 2: Convert to fraction form
    80,974.35/111,714.47 = 46,963.76/x
  3. Step 3: Cross multiply
    80,974.35x = 111,714.47 × 46,963.76
  4. Step 4: Simplify right side
    80,974.35x = 5,246,531,557.61
  5. Step 5: Solve for x
    x = 5,246,531,557.61/80,974.35
  6. Step 6: Final answer
    x = 64,792.52

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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.