Home / 131,745.75-197,497.52-47,485.29

Finding the Fourth Proportional to 131,745.75, 197,497.52 and 47,485.29

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Solution

The fourth proportional to 131,745.75, 197,497.52 and 47,485.29 is: 71,184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,745.75 : 197,497.52 = 47,485.29 : x
  2. Step 2: Convert to fraction form
    131,745.75/197,497.52 = 47,485.29/x
  3. Step 3: Cross multiply
    131,745.75x = 197,497.52 × 47,485.29
  4. Step 4: Simplify right side
    131,745.75x = 9,378,227,011.48
  5. Step 5: Solve for x
    x = 9,378,227,011.48/131,745.75
  6. Step 6: Final answer
    x = 71,184.28

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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.