Home / 50,830.59-76,185.40-38,309.33

Finding the Fourth Proportional to 50,830.59, 76,185.40 and 38,309.33

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Solution

The fourth proportional to 50,830.59, 76,185.40 and 38,309.33 is: 57,418.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,830.59 : 76,185.40 = 38,309.33 : x
  2. Step 2: Convert to fraction form
    50,830.59/76,185.40 = 38,309.33/x
  3. Step 3: Cross multiply
    50,830.59x = 76,185.40 × 38,309.33
  4. Step 4: Simplify right side
    50,830.59x = 2,918,611,528.16
  5. Step 5: Solve for x
    x = 2,918,611,528.16/50,830.59
  6. Step 6: Final answer
    x = 57,418.41

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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.