Home / 126,965.07-190,423.51-63,768.26

Finding the Fourth Proportional to 126,965.07, 190,423.51 and 63,768.26

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Solution

The fourth proportional to 126,965.07, 190,423.51 and 63,768.26 is: 95,640.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,965.07 : 190,423.51 = 63,768.26 : x
  2. Step 2: Convert to fraction form
    126,965.07/190,423.51 = 63,768.26/x
  3. Step 3: Cross multiply
    126,965.07x = 190,423.51 × 63,768.26
  4. Step 4: Simplify right side
    126,965.07x = 12,142,976,212.43
  5. Step 5: Solve for x
    x = 12,142,976,212.43/126,965.07
  6. Step 6: Final answer
    x = 95,640.29

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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.