Home / 126,708.60-174,858.33-68,565.34

Finding the Fourth Proportional to 126,708.60, 174,858.33 and 68,565.34

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Solution

The fourth proportional to 126,708.60, 174,858.33 and 68,565.34 is: 94,620.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,708.60 : 174,858.33 = 68,565.34 : x
  2. Step 2: Convert to fraction form
    126,708.60/174,858.33 = 68,565.34/x
  3. Step 3: Cross multiply
    126,708.60x = 174,858.33 × 68,565.34
  4. Step 4: Simplify right side
    126,708.60x = 11,989,220,340.40
  5. Step 5: Solve for x
    x = 11,989,220,340.40/126,708.60
  6. Step 6: Final answer
    x = 94,620.41

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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.