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Finding the Fourth Proportional to 114,906.70, 172,241.18 and 43,810.22

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Solution

The fourth proportional to 114,906.70, 172,241.18 and 43,810.22 is: 65,670.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,906.70 : 172,241.18 = 43,810.22 : x
  2. Step 2: Convert to fraction form
    114,906.70/172,241.18 = 43,810.22/x
  3. Step 3: Cross multiply
    114,906.70x = 172,241.18 × 43,810.22
  4. Step 4: Simplify right side
    114,906.70x = 7,545,923,642.28
  5. Step 5: Solve for x
    x = 7,545,923,642.28/114,906.70
  6. Step 6: Final answer
    x = 65,670.00

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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.