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Finding the Fourth Proportional to 246,656.10, 369,874.80 and 113,467.80

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Solution

The fourth proportional to 246,656.10, 369,874.80 and 113,467.80 is: 170,151.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,656.10 : 369,874.80 = 113,467.80 : x
  2. Step 2: Convert to fraction form
    246,656.10/369,874.80 = 113,467.80/x
  3. Step 3: Cross multiply
    246,656.10x = 369,874.80 × 113,467.80
  4. Step 4: Simplify right side
    246,656.10x = 41,968,879,831.44
  5. Step 5: Solve for x
    x = 41,968,879,831.44/246,656.10
  6. Step 6: Final answer
    x = 170,151.40

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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.