Home / 199,235.48-274,943.21-108,591.45

Finding the Fourth Proportional to 199,235.48, 274,943.21 and 108,591.45

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Solution

The fourth proportional to 199,235.48, 274,943.21 and 108,591.45 is: 149,855.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,235.48 : 274,943.21 = 108,591.45 : x
  2. Step 2: Convert to fraction form
    199,235.48/274,943.21 = 108,591.45/x
  3. Step 3: Cross multiply
    199,235.48x = 274,943.21 × 108,591.45
  4. Step 4: Simplify right side
    199,235.48x = 29,856,482,113.03
  5. Step 5: Solve for x
    x = 29,856,482,113.03/199,235.48
  6. Step 6: Final answer
    x = 149,855.25

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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.