Home / 131,664.80-197,492.76-52,757.84

Finding the Fourth Proportional to 131,664.80, 197,492.76 and 52,757.84

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Solution

The fourth proportional to 131,664.80, 197,492.76 and 52,757.84 is: 79,134.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,664.80 : 197,492.76 = 52,757.84 : x
  2. Step 2: Convert to fraction form
    131,664.80/197,492.76 = 52,757.84/x
  3. Step 3: Cross multiply
    131,664.80x = 197,492.76 × 52,757.84
  4. Step 4: Simplify right side
    131,664.80x = 10,419,291,433.24
  5. Step 5: Solve for x
    x = 10,419,291,433.24/131,664.80
  6. Step 6: Final answer
    x = 79,134.98

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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.