Home / 76,031.86-104,921.34-41,577.43

Finding the Fourth Proportional to 76,031.86, 104,921.34 and 41,577.43

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Solution

The fourth proportional to 76,031.86, 104,921.34 and 41,577.43 is: 57,375.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,031.86 : 104,921.34 = 41,577.43 : x
  2. Step 2: Convert to fraction form
    76,031.86/104,921.34 = 41,577.43/x
  3. Step 3: Cross multiply
    76,031.86x = 104,921.34 × 41,577.43
  4. Step 4: Simplify right side
    76,031.86x = 4,362,359,669.36
  5. Step 5: Solve for x
    x = 4,362,359,669.36/76,031.86
  6. Step 6: Final answer
    x = 57,375.42

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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.