Home / 126,874.34-190,311.51-52,950.50

Finding the Fourth Proportional to 126,874.34, 190,311.51 and 52,950.50

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Solution

The fourth proportional to 126,874.34, 190,311.51 and 52,950.50 is: 79,425.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,874.34 : 190,311.51 = 52,950.50 : x
  2. Step 2: Convert to fraction form
    126,874.34/190,311.51 = 52,950.50/x
  3. Step 3: Cross multiply
    126,874.34x = 190,311.51 × 52,950.50
  4. Step 4: Simplify right side
    126,874.34x = 10,077,089,610.26
  5. Step 5: Solve for x
    x = 10,077,089,610.26/126,874.34
  6. Step 6: Final answer
    x = 79,425.75

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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.