Home / 126,962.58-190,449.94-104,734.74

Finding the Fourth Proportional to 126,962.58, 190,449.94 and 104,734.74

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Solution

The fourth proportional to 126,962.58, 190,449.94 and 104,734.74 is: 157,107.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,962.58 : 190,449.94 = 104,734.74 : x
  2. Step 2: Convert to fraction form
    126,962.58/190,449.94 = 104,734.74/x
  3. Step 3: Cross multiply
    126,962.58x = 190,449.94 × 104,734.74
  4. Step 4: Simplify right side
    126,962.58x = 19,946,724,948.92
  5. Step 5: Solve for x
    x = 19,946,724,948.92/126,962.58
  6. Step 6: Final answer
    x = 157,107.12

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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.