Home / 131,076.63-196,192.01-67,809.62

Finding the Fourth Proportional to 131,076.63, 196,192.01 and 67,809.62

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Solution

The fourth proportional to 131,076.63, 196,192.01 and 67,809.62 is: 101,495.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,076.63 : 196,192.01 = 67,809.62 : x
  2. Step 2: Convert to fraction form
    131,076.63/196,192.01 = 67,809.62/x
  3. Step 3: Cross multiply
    131,076.63x = 196,192.01 × 67,809.62
  4. Step 4: Simplify right side
    131,076.63x = 13,303,705,645.14
  5. Step 5: Solve for x
    x = 13,303,705,645.14/131,076.63
  6. Step 6: Final answer
    x = 101,495.63

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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.