Home / 68,292.66-94,236.96-38,075.12

Finding the Fourth Proportional to 68,292.66, 94,236.96 and 38,075.12

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Solution

The fourth proportional to 68,292.66, 94,236.96 and 38,075.12 is: 52,539.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,292.66 : 94,236.96 = 38,075.12 : x
  2. Step 2: Convert to fraction form
    68,292.66/94,236.96 = 38,075.12/x
  3. Step 3: Cross multiply
    68,292.66x = 94,236.96 × 38,075.12
  4. Step 4: Simplify right side
    68,292.66x = 3,588,083,560.44
  5. Step 5: Solve for x
    x = 3,588,083,560.44/68,292.66
  6. Step 6: Final answer
    x = 52,539.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.