Home / 199,736.90-275,635.52-109,092.89

Finding the Fourth Proportional to 199,736.90, 275,635.52 and 109,092.89

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Solution

The fourth proportional to 199,736.90, 275,635.52 and 109,092.89 is: 150,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,736.90 : 275,635.52 = 109,092.89 : x
  2. Step 2: Convert to fraction form
    199,736.90/275,635.52 = 109,092.89/x
  3. Step 3: Cross multiply
    199,736.90x = 275,635.52 × 109,092.89
  4. Step 4: Simplify right side
    199,736.90x = 30,069,875,463.45
  5. Step 5: Solve for x
    x = 30,069,875,463.45/199,736.90
  6. Step 6: Final answer
    x = 150,547.42

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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.