Home / 131,835.11-197,712.24-47,584.98

Finding the Fourth Proportional to 131,835.11, 197,712.24 and 47,584.98

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Solution

The fourth proportional to 131,835.11, 197,712.24 and 47,584.98 is: 71,362.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,835.11 : 197,712.24 = 47,584.98 : x
  2. Step 2: Convert to fraction form
    131,835.11/197,712.24 = 47,584.98/x
  3. Step 3: Cross multiply
    131,835.11x = 197,712.24 × 47,584.98
  4. Step 4: Simplify right side
    131,835.11x = 9,408,132,986.16
  5. Step 5: Solve for x
    x = 9,408,132,986.16/131,835.11
  6. Step 6: Final answer
    x = 71,362.88

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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.