Home / 90,866.22-125,394.39-50,029.98

Finding the Fourth Proportional to 90,866.22, 125,394.39 and 50,029.98

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Solution

The fourth proportional to 90,866.22, 125,394.39 and 50,029.98 is: 69,040.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,866.22 : 125,394.39 = 50,029.98 : x
  2. Step 2: Convert to fraction form
    90,866.22/125,394.39 = 50,029.98/x
  3. Step 3: Cross multiply
    90,866.22x = 125,394.39 × 50,029.98
  4. Step 4: Simplify right side
    90,866.22x = 6,273,478,823.81
  5. Step 5: Solve for x
    x = 6,273,478,823.81/90,866.22
  6. Step 6: Final answer
    x = 69,040.83

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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.