Home / 126,464.41-174,505.92-75,467.68

Finding the Fourth Proportional to 126,464.41, 174,505.92 and 75,467.68

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Solution

The fourth proportional to 126,464.41, 174,505.92 and 75,467.68 is: 104,136.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,464.41 : 174,505.92 = 75,467.68 : x
  2. Step 2: Convert to fraction form
    126,464.41/174,505.92 = 75,467.68/x
  3. Step 3: Cross multiply
    126,464.41x = 174,505.92 × 75,467.68
  4. Step 4: Simplify right side
    126,464.41x = 13,169,556,928.67
  5. Step 5: Solve for x
    x = 13,169,556,928.67/126,464.41
  6. Step 6: Final answer
    x = 104,136.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.