Home / 246,771.36-340,543.44-139,340.16

Finding the Fourth Proportional to 246,771.36, 340,543.44 and 139,340.16

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Solution

The fourth proportional to 246,771.36, 340,543.44 and 139,340.16 is: 192,288.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,771.36 : 340,543.44 = 139,340.16 : x
  2. Step 2: Convert to fraction form
    246,771.36/340,543.44 = 139,340.16/x
  3. Step 3: Cross multiply
    246,771.36x = 340,543.44 × 139,340.16
  4. Step 4: Simplify right side
    246,771.36x = 47,451,377,416.55
  5. Step 5: Solve for x
    x = 47,451,377,416.55/246,771.36
  6. Step 6: Final answer
    x = 192,288.84

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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.