Home / 131,125.14-196,682.46-37,630.86

Finding the Fourth Proportional to 131,125.14, 196,682.46 and 37,630.86

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Solution

The fourth proportional to 131,125.14, 196,682.46 and 37,630.86 is: 56,444.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,125.14 : 196,682.46 = 37,630.86 : x
  2. Step 2: Convert to fraction form
    131,125.14/196,682.46 = 37,630.86/x
  3. Step 3: Cross multiply
    131,125.14x = 196,682.46 × 37,630.86
  4. Step 4: Simplify right side
    131,125.14x = 7,401,330,116.72
  5. Step 5: Solve for x
    x = 7,401,330,116.72/131,125.14
  6. Step 6: Final answer
    x = 56,444.78

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1.5x scale

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.