Home / 118,822.22-163,974.57-65,110.58

Finding the Fourth Proportional to 118,822.22, 163,974.57 and 65,110.58

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Solution

The fourth proportional to 118,822.22, 163,974.57 and 65,110.58 is: 89,852.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,822.22 : 163,974.57 = 65,110.58 : x
  2. Step 2: Convert to fraction form
    118,822.22/163,974.57 = 65,110.58/x
  3. Step 3: Cross multiply
    118,822.22x = 163,974.57 × 65,110.58
  4. Step 4: Simplify right side
    118,822.22x = 10,676,479,357.95
  5. Step 5: Solve for x
    x = 10,676,479,357.95/118,822.22
  6. Step 6: Final answer
    x = 89,852.55

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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.