Home / 139,344.41-192,295.14-75,682.26

Finding the Fourth Proportional to 139,344.41, 192,295.14 and 75,682.26

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Solution

The fourth proportional to 139,344.41, 192,295.14 and 75,682.26 is: 104,441.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,344.41 : 192,295.14 = 75,682.26 : x
  2. Step 2: Convert to fraction form
    139,344.41/192,295.14 = 75,682.26/x
  3. Step 3: Cross multiply
    139,344.41x = 192,295.14 × 75,682.26
  4. Step 4: Simplify right side
    139,344.41x = 14,553,330,782.22
  5. Step 5: Solve for x
    x = 14,553,330,782.22/139,344.41
  6. Step 6: Final answer
    x = 104,441.44

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1.5x scale

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.