Home / 68,445.44-94,453.70-38,231.18

Finding the Fourth Proportional to 68,445.44, 94,453.70 and 38,231.18

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Solution

The fourth proportional to 68,445.44, 94,453.70 and 38,231.18 is: 52,758.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,445.44 : 94,453.70 = 38,231.18 : x
  2. Step 2: Convert to fraction form
    68,445.44/94,453.70 = 38,231.18/x
  3. Step 3: Cross multiply
    68,445.44x = 94,453.70 × 38,231.18
  4. Step 4: Simplify right side
    68,445.44x = 3,611,075,742.94
  5. Step 5: Solve for x
    x = 3,611,075,742.94/68,445.44
  6. Step 6: Final answer
    x = 52,758.46

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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.