Home / 126,824.98-190,179.96-47,883.20

Finding the Fourth Proportional to 126,824.98, 190,179.96 and 47,883.20

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Solution

The fourth proportional to 126,824.98, 190,179.96 and 47,883.20 is: 71,803.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,824.98 : 190,179.96 = 47,883.20 : x
  2. Step 2: Convert to fraction form
    126,824.98/190,179.96 = 47,883.20/x
  3. Step 3: Cross multiply
    126,824.98x = 190,179.96 × 47,883.20
  4. Step 4: Simplify right side
    126,824.98x = 9,106,425,060.67
  5. Step 5: Solve for x
    x = 9,106,425,060.67/126,824.98
  6. Step 6: Final answer
    x = 71,803.09

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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.