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Finding the Fourth Proportional to 201,847.97, 302,770.44 and 52,075.53

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Solution

The fourth proportional to 201,847.97, 302,770.44 and 52,075.53 is: 78,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,847.97 : 302,770.44 = 52,075.53 : x
  2. Step 2: Convert to fraction form
    201,847.97/302,770.44 = 52,075.53/x
  3. Step 3: Cross multiply
    201,847.97x = 302,770.44 × 52,075.53
  4. Step 4: Simplify right side
    201,847.97x = 15,766,931,131.33
  5. Step 5: Solve for x
    x = 15,766,931,131.33/201,847.97
  6. Step 6: Final answer
    x = 78,112.90

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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.