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Finding the Fourth Proportional to 241,714.80, 362,572.20 and 136,738.80

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Solution

The fourth proportional to 241,714.80, 362,572.20 and 136,738.80 is: 205,108.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,714.80 : 362,572.20 = 136,738.80 : x
  2. Step 2: Convert to fraction form
    241,714.80/362,572.20 = 136,738.80/x
  3. Step 3: Cross multiply
    241,714.80x = 362,572.20 × 136,738.80
  4. Step 4: Simplify right side
    241,714.80x = 49,577,687,541.36
  5. Step 5: Solve for x
    x = 49,577,687,541.36/241,714.80
  6. Step 6: Final answer
    x = 205,108.20

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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.