Home / 126,782.60-190,159.08-33,295.64

Finding the Fourth Proportional to 126,782.60, 190,159.08 and 33,295.64

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Solution

The fourth proportional to 126,782.60, 190,159.08 and 33,295.64 is: 49,939.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,782.60 : 190,159.08 = 33,295.64 : x
  2. Step 2: Convert to fraction form
    126,782.60/190,159.08 = 33,295.64/x
  3. Step 3: Cross multiply
    126,782.60x = 190,159.08 × 33,295.64
  4. Step 4: Simplify right side
    126,782.60x = 6,331,468,270.41
  5. Step 5: Solve for x
    x = 6,331,468,270.41/126,782.60
  6. Step 6: Final answer
    x = 49,939.57

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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.