Home / 206,460.05-309,821.58-94,151.45

Finding the Fourth Proportional to 206,460.05, 309,821.58 and 94,151.45

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Solution

The fourth proportional to 206,460.05, 309,821.58 and 94,151.45 is: 141,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,460.05 : 309,821.58 = 94,151.45 : x
  2. Step 2: Convert to fraction form
    206,460.05/309,821.58 = 94,151.45/x
  3. Step 3: Cross multiply
    206,460.05x = 309,821.58 × 94,151.45
  4. Step 4: Simplify right side
    206,460.05x = 29,170,149,449.18
  5. Step 5: Solve for x
    x = 29,170,149,449.18/206,460.05
  6. Step 6: Final answer
    x = 141,287.14

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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.