Home / 131,002.84-196,372.23-74,824.48

Finding the Fourth Proportional to 131,002.84, 196,372.23 and 74,824.48

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Solution

The fourth proportional to 131,002.84, 196,372.23 and 74,824.48 is: 112,161.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,002.84 : 196,372.23 = 74,824.48 : x
  2. Step 2: Convert to fraction form
    131,002.84/196,372.23 = 74,824.48/x
  3. Step 3: Cross multiply
    131,002.84x = 196,372.23 × 74,824.48
  4. Step 4: Simplify right side
    131,002.84x = 14,693,449,996.19
  5. Step 5: Solve for x
    x = 14,693,449,996.19/131,002.84
  6. Step 6: Final answer
    x = 112,161.31

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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.