Home / 131,722.20-197,592.54-52,836.43

Finding the Fourth Proportional to 131,722.20, 197,592.54 and 52,836.43

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Solution

The fourth proportional to 131,722.20, 197,592.54 and 52,836.43 is: 79,258.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,722.20 : 197,592.54 = 52,836.43 : x
  2. Step 2: Convert to fraction form
    131,722.20/197,592.54 = 52,836.43/x
  3. Step 3: Cross multiply
    131,722.20x = 197,592.54 × 52,836.43
  4. Step 4: Simplify right side
    131,722.20x = 10,440,084,408.23
  5. Step 5: Solve for x
    x = 10,440,084,408.23/131,722.20
  6. Step 6: Final answer
    x = 79,258.35

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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.