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Finding the Fourth Proportional to 114,068.11, 171,131.37 and 47,486.11

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Solution

The fourth proportional to 114,068.11, 171,131.37 and 47,486.11 is: 71,241.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,068.11 : 171,131.37 = 47,486.11 : x
  2. Step 2: Convert to fraction form
    114,068.11/171,131.37 = 47,486.11/x
  3. Step 3: Cross multiply
    114,068.11x = 171,131.37 × 47,486.11
  4. Step 4: Simplify right side
    114,068.11x = 8,126,362,822.84
  5. Step 5: Solve for x
    x = 8,126,362,822.84/114,068.11
  6. Step 6: Final answer
    x = 71,241.32

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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.