Home / 126,847.50-190,263.96-38,099.04

Finding the Fourth Proportional to 126,847.50, 190,263.96 and 38,099.04

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Solution

The fourth proportional to 126,847.50, 190,263.96 and 38,099.04 is: 57,146.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,847.50 : 190,263.96 = 38,099.04 : x
  2. Step 2: Convert to fraction form
    126,847.50/190,263.96 = 38,099.04/x
  3. Step 3: Cross multiply
    126,847.50x = 190,263.96 × 38,099.04
  4. Step 4: Simplify right side
    126,847.50x = 7,248,874,222.60
  5. Step 5: Solve for x
    x = 7,248,874,222.60/126,847.50
  6. Step 6: Final answer
    x = 57,146.37

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1.5x scale

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.