Home / 126,735.70-174,876.96-70,146.94

Finding the Fourth Proportional to 126,735.70, 174,876.96 and 70,146.94

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Solution

The fourth proportional to 126,735.70, 174,876.96 and 70,146.94 is: 96,792.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,735.70 : 174,876.96 = 70,146.94 : x
  2. Step 2: Convert to fraction form
    126,735.70/174,876.96 = 70,146.94/x
  3. Step 3: Cross multiply
    126,735.70x = 174,876.96 × 70,146.94
  4. Step 4: Simplify right side
    126,735.70x = 12,267,083,620.50
  5. Step 5: Solve for x
    x = 12,267,083,620.50/126,735.70
  6. Step 6: Final answer
    x = 96,792.65

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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.