Home / 71,512.24-98,672.52-43,219.48

Finding the Fourth Proportional to 71,512.24, 98,672.52 and 43,219.48

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Solution

The fourth proportional to 71,512.24, 98,672.52 and 43,219.48 is: 59,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,512.24 : 98,672.52 = 43,219.48 : x
  2. Step 2: Convert to fraction form
    71,512.24/98,672.52 = 43,219.48/x
  3. Step 3: Cross multiply
    71,512.24x = 98,672.52 × 43,219.48
  4. Step 4: Simplify right side
    71,512.24x = 4,264,575,004.69
  5. Step 5: Solve for x
    x = 4,264,575,004.69/71,512.24
  6. Step 6: Final answer
    x = 59,634.20

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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.