Home / 94,938-142,438.20-38,825.33

Finding the Fourth Proportional to 94,938, 142,438.20 and 38,825.33

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Solution

The fourth proportional to 94,938, 142,438.20 and 38,825.33 is: 58,250.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,938 : 142,438.20 = 38,825.33 : x
  2. Step 2: Convert to fraction form
    94,938/142,438.20 = 38,825.33/x
  3. Step 3: Cross multiply
    94,938x = 142,438.20 × 38,825.33
  4. Step 4: Simplify right side
    94,938x = 5,530,209,407.42
  5. Step 5: Solve for x
    x = 5,530,209,407.42/94,938
  6. Step 6: Final answer
    x = 58,250.75

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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.