Home / 112,729.70-169,044.73-33,828.82

Finding the Fourth Proportional to 112,729.70, 169,044.73 and 33,828.82

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Solution

The fourth proportional to 112,729.70, 169,044.73 and 33,828.82 is: 50,728.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,729.70 : 169,044.73 = 33,828.82 : x
  2. Step 2: Convert to fraction form
    112,729.70/169,044.73 = 33,828.82/x
  3. Step 3: Cross multiply
    112,729.70x = 169,044.73 × 33,828.82
  4. Step 4: Simplify right side
    112,729.70x = 5,718,583,743.12
  5. Step 5: Solve for x
    x = 5,718,583,743.12/112,729.70
  6. Step 6: Final answer
    x = 50,728.28

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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.