Home / 71,583.12-98,777.88-41,362.56

Finding the Fourth Proportional to 71,583.12, 98,777.88 and 41,362.56

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Solution

The fourth proportional to 71,583.12, 98,777.88 and 41,362.56 is: 57,076.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,583.12 : 98,777.88 = 41,362.56 : x
  2. Step 2: Convert to fraction form
    71,583.12/98,777.88 = 41,362.56/x
  3. Step 3: Cross multiply
    71,583.12x = 98,777.88 × 41,362.56
  4. Step 4: Simplify right side
    71,583.12x = 4,085,705,988.17
  5. Step 5: Solve for x
    x = 4,085,705,988.17/71,583.12
  6. Step 6: Final answer
    x = 57,076.39

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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.