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Finding the Fourth Proportional to 243,759.42, 365,684.90 and 110,649.02

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Solution

The fourth proportional to 243,759.42, 365,684.90 and 110,649.02 is: 165,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,759.42 : 365,684.90 = 110,649.02 : x
  2. Step 2: Convert to fraction form
    243,759.42/365,684.90 = 110,649.02/x
  3. Step 3: Cross multiply
    243,759.42x = 365,684.90 × 110,649.02
  4. Step 4: Simplify right side
    243,759.42x = 40,462,673,432.13
  5. Step 5: Solve for x
    x = 40,462,673,432.13/243,759.42
  6. Step 6: Final answer
    x = 165,994.30

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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.