Home / 278,051.13-417,078.82-182,069.17

Finding the Fourth Proportional to 278,051.13, 417,078.82 and 182,069.17

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Solution

The fourth proportional to 278,051.13, 417,078.82 and 182,069.17 is: 273,105.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,051.13 : 417,078.82 = 182,069.17 : x
  2. Step 2: Convert to fraction form
    278,051.13/417,078.82 = 182,069.17/x
  3. Step 3: Cross multiply
    278,051.13x = 417,078.82 × 182,069.17
  4. Step 4: Simplify right side
    278,051.13x = 75,937,193,766.87
  5. Step 5: Solve for x
    x = 75,937,193,766.87/278,051.13
  6. Step 6: Final answer
    x = 273,105.14

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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.