Home / 126,451.34-174,521.12-75,466.22

Finding the Fourth Proportional to 126,451.34, 174,521.12 and 75,466.22

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Solution

The fourth proportional to 126,451.34, 174,521.12 and 75,466.22 is: 104,154.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,451.34 : 174,521.12 = 75,466.22 : x
  2. Step 2: Convert to fraction form
    126,451.34/174,521.12 = 75,466.22/x
  3. Step 3: Cross multiply
    126,451.34x = 174,521.12 × 75,466.22
  4. Step 4: Simplify right side
    126,451.34x = 13,170,449,295.54
  5. Step 5: Solve for x
    x = 13,170,449,295.54/126,451.34
  6. Step 6: Final answer
    x = 104,154.29

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1.5x scale

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.