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Finding the Fourth Proportional to 243,717.46, 365,636.03 and 83,795.82

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Solution

The fourth proportional to 243,717.46, 365,636.03 and 83,795.82 is: 125,714.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,717.46 : 365,636.03 = 83,795.82 : x
  2. Step 2: Convert to fraction form
    243,717.46/365,636.03 = 83,795.82/x
  3. Step 3: Cross multiply
    243,717.46x = 365,636.03 × 83,795.82
  4. Step 4: Simplify right side
    243,717.46x = 30,638,769,165.28
  5. Step 5: Solve for x
    x = 30,638,769,165.28/243,717.46
  6. Step 6: Final answer
    x = 125,714.30

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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.