Home / 195,748.80-293,623.20-133,540.80

Finding the Fourth Proportional to 195,748.80, 293,623.20 and 133,540.80

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Solution

The fourth proportional to 195,748.80, 293,623.20 and 133,540.80 is: 200,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,748.80 : 293,623.20 = 133,540.80 : x
  2. Step 2: Convert to fraction form
    195,748.80/293,623.20 = 133,540.80/x
  3. Step 3: Cross multiply
    195,748.80x = 293,623.20 × 133,540.80
  4. Step 4: Simplify right side
    195,748.80x = 39,210,677,026.56
  5. Step 5: Solve for x
    x = 39,210,677,026.56/195,748.80
  6. Step 6: Final answer
    x = 200,311.20

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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.