Home / 126,704.05-190,055.92-58,308.71

Finding the Fourth Proportional to 126,704.05, 190,055.92 and 58,308.71

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Solution

The fourth proportional to 126,704.05, 190,055.92 and 58,308.71 is: 87,463.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,704.05 : 190,055.92 = 58,308.71 : x
  2. Step 2: Convert to fraction form
    126,704.05/190,055.92 = 58,308.71/x
  3. Step 3: Cross multiply
    126,704.05x = 190,055.92 × 58,308.71
  4. Step 4: Simplify right side
    126,704.05x = 11,081,915,605.41
  5. Step 5: Solve for x
    x = 11,081,915,605.41/126,704.05
  6. Step 6: Final answer
    x = 87,463.00

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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.