Home / 75,763.41-104,548.78-41,770.14

Finding the Fourth Proportional to 75,763.41, 104,548.78 and 41,770.14

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Solution

The fourth proportional to 75,763.41, 104,548.78 and 41,770.14 is: 57,640.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,763.41 : 104,548.78 = 41,770.14 : x
  2. Step 2: Convert to fraction form
    75,763.41/104,548.78 = 41,770.14/x
  3. Step 3: Cross multiply
    75,763.41x = 104,548.78 × 41,770.14
  4. Step 4: Simplify right side
    75,763.41x = 4,367,017,177.43
  5. Step 5: Solve for x
    x = 4,367,017,177.43/75,763.41
  6. Step 6: Final answer
    x = 57,640.19

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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.