Home / 91,103.34-125,722.77-50,266.53

Finding the Fourth Proportional to 91,103.34, 125,722.77 and 50,266.53

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Solution

The fourth proportional to 91,103.34, 125,722.77 and 50,266.53 is: 69,367.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,103.34 : 125,722.77 = 50,266.53 : x
  2. Step 2: Convert to fraction form
    91,103.34/125,722.77 = 50,266.53/x
  3. Step 3: Cross multiply
    91,103.34x = 125,722.77 × 50,266.53
  4. Step 4: Simplify right side
    91,103.34x = 6,319,647,389.89
  5. Step 5: Solve for x
    x = 6,319,647,389.89/91,103.34
  6. Step 6: Final answer
    x = 69,367.90

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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.