Home / 126,893.40-190,325.24-50,988.88

Finding the Fourth Proportional to 126,893.40, 190,325.24 and 50,988.88

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Solution

The fourth proportional to 126,893.40, 190,325.24 and 50,988.88 is: 76,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,893.40 : 190,325.24 = 50,988.88 : x
  2. Step 2: Convert to fraction form
    126,893.40/190,325.24 = 50,988.88/x
  3. Step 3: Cross multiply
    126,893.40x = 190,325.24 × 50,988.88
  4. Step 4: Simplify right side
    126,893.40x = 9,704,470,823.33
  5. Step 5: Solve for x
    x = 9,704,470,823.33/126,893.40
  6. Step 6: Final answer
    x = 76,477.35

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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.