Home / 260,964.30-391,539.72-161,008.14

Finding the Fourth Proportional to 260,964.30, 391,539.72 and 161,008.14

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Solution

The fourth proportional to 260,964.30, 391,539.72 and 161,008.14 is: 241,569.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,964.30 : 391,539.72 = 161,008.14 : x
  2. Step 2: Convert to fraction form
    260,964.30/391,539.72 = 161,008.14/x
  3. Step 3: Cross multiply
    260,964.30x = 391,539.72 × 161,008.14
  4. Step 4: Simplify right side
    260,964.30x = 63,041,082,053.32
  5. Step 5: Solve for x
    x = 63,041,082,053.32/260,964.30
  6. Step 6: Final answer
    x = 241,569.76

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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.