Home / 246,861.44-340,666.24-139,431.12

Finding the Fourth Proportional to 246,861.44, 340,666.24 and 139,431.12

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Solution

The fourth proportional to 246,861.44, 340,666.24 and 139,431.12 is: 192,413.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,861.44 : 340,666.24 = 139,431.12 : x
  2. Step 2: Convert to fraction form
    246,861.44/340,666.24 = 139,431.12/x
  3. Step 3: Cross multiply
    246,861.44x = 340,666.24 × 139,431.12
  4. Step 4: Simplify right side
    246,861.44x = 47,499,475,389.39
  5. Step 5: Solve for x
    x = 47,499,475,389.39/246,861.44
  6. Step 6: Final answer
    x = 192,413.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.