Home / 246,518.25-369,778.45-78,039.40

Finding the Fourth Proportional to 246,518.25, 369,778.45 and 78,039.40

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Solution

The fourth proportional to 246,518.25, 369,778.45 and 78,039.40 is: 117,059.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,518.25 : 369,778.45 = 78,039.40 : x
  2. Step 2: Convert to fraction form
    246,518.25/369,778.45 = 78,039.40/x
  3. Step 3: Cross multiply
    246,518.25x = 369,778.45 × 78,039.40
  4. Step 4: Simplify right side
    246,518.25x = 28,857,288,370.93
  5. Step 5: Solve for x
    x = 28,857,288,370.93/246,518.25
  6. Step 6: Final answer
    x = 117,059.44

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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.