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Finding the Fourth Proportional to 246,919.06, 340,746.51 and 133,741

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Solution

The fourth proportional to 246,919.06, 340,746.51 and 133,741 is: 184,561.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,919.06 : 340,746.51 = 133,741 : x
  2. Step 2: Convert to fraction form
    246,919.06/340,746.51 = 133,741/x
  3. Step 3: Cross multiply
    246,919.06x = 340,746.51 × 133,741
  4. Step 4: Simplify right side
    246,919.06x = 45,571,778,993.91
  5. Step 5: Solve for x
    x = 45,571,778,993.91/246,919.06
  6. Step 6: Final answer
    x = 184,561.61

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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.