Home / 246,861.70-370,305.32-78,395.18

Finding the Fourth Proportional to 246,861.70, 370,305.32 and 78,395.18

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Solution

The fourth proportional to 246,861.70, 370,305.32 and 78,395.18 is: 117,596.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,861.70 : 370,305.32 = 78,395.18 : x
  2. Step 2: Convert to fraction form
    246,861.70/370,305.32 = 78,395.18/x
  3. Step 3: Cross multiply
    246,861.70x = 370,305.32 × 78,395.18
  4. Step 4: Simplify right side
    246,861.70x = 29,030,149,972.86
  5. Step 5: Solve for x
    x = 29,030,149,972.86/246,861.70
  6. Step 6: Final answer
    x = 117,596.82

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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.