Home / 50,829.76-76,228.48-47,512.88

Finding the Fourth Proportional to 50,829.76, 76,228.48 and 47,512.88

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Solution

The fourth proportional to 50,829.76, 76,228.48 and 47,512.88 is: 71,254.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,829.76 : 76,228.48 = 47,512.88 : x
  2. Step 2: Convert to fraction form
    50,829.76/76,228.48 = 47,512.88/x
  3. Step 3: Cross multiply
    50,829.76x = 76,228.48 × 47,512.88
  4. Step 4: Simplify right side
    50,829.76x = 3,621,834,622.82
  5. Step 5: Solve for x
    x = 3,621,834,622.82/50,829.76
  6. Step 6: Final answer
    x = 71,254.21

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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.