Home / 126,769.41-190,179.66-46,807.89

Finding the Fourth Proportional to 126,769.41, 190,179.66 and 46,807.89

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Solution

The fourth proportional to 126,769.41, 190,179.66 and 46,807.89 is: 70,221.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,769.41 : 190,179.66 = 46,807.89 : x
  2. Step 2: Convert to fraction form
    126,769.41/190,179.66 = 46,807.89/x
  3. Step 3: Cross multiply
    126,769.41x = 190,179.66 × 46,807.89
  4. Step 4: Simplify right side
    126,769.41x = 8,901,908,605.52
  5. Step 5: Solve for x
    x = 8,901,908,605.52/126,769.41
  6. Step 6: Final answer
    x = 70,221.27

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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.