Home / 94,075.20-140,997.60-41,428.80

Finding the Fourth Proportional to 94,075.20, 140,997.60 and 41,428.80

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Solution

The fourth proportional to 94,075.20, 140,997.60 and 41,428.80 is: 62,092.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,075.20 : 140,997.60 = 41,428.80 : x
  2. Step 2: Convert to fraction form
    94,075.20/140,997.60 = 41,428.80/x
  3. Step 3: Cross multiply
    94,075.20x = 140,997.60 × 41,428.80
  4. Step 4: Simplify right side
    94,075.20x = 5,841,361,370.88
  5. Step 5: Solve for x
    x = 5,841,361,370.88/94,075.20
  6. Step 6: Final answer
    x = 62,092.47

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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.