Home / 198,733.16-274,250.46-112,708.52

Finding the Fourth Proportional to 198,733.16, 274,250.46 and 112,708.52

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Solution

The fourth proportional to 198,733.16, 274,250.46 and 112,708.52 is: 155,537.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,733.16 : 274,250.46 = 112,708.52 : x
  2. Step 2: Convert to fraction form
    198,733.16/274,250.46 = 112,708.52/x
  3. Step 3: Cross multiply
    198,733.16x = 274,250.46 × 112,708.52
  4. Step 4: Simplify right side
    198,733.16x = 30,910,363,455.92
  5. Step 5: Solve for x
    x = 30,910,363,455.92/198,733.16
  6. Step 6: Final answer
    x = 155,537.02

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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.