Home / 131,170.32-196,638.60-48,044.88

Finding the Fourth Proportional to 131,170.32, 196,638.60 and 48,044.88

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Solution

The fourth proportional to 131,170.32, 196,638.60 and 48,044.88 is: 72,024.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,170.32 : 196,638.60 = 48,044.88 : x
  2. Step 2: Convert to fraction form
    131,170.32/196,638.60 = 48,044.88/x
  3. Step 3: Cross multiply
    131,170.32x = 196,638.60 × 48,044.88
  4. Step 4: Simplify right side
    131,170.32x = 9,447,477,940.37
  5. Step 5: Solve for x
    x = 9,447,477,940.37/131,170.32
  6. Step 6: Final answer
    x = 72,024.51

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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.