Home / 90,941.26-125,556.42-67,026.28

Finding the Fourth Proportional to 90,941.26, 125,556.42 and 67,026.28

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Solution

The fourth proportional to 90,941.26, 125,556.42 and 67,026.28 is: 92,538.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,941.26 : 125,556.42 = 67,026.28 : x
  2. Step 2: Convert to fraction form
    90,941.26/125,556.42 = 67,026.28/x
  3. Step 3: Cross multiply
    90,941.26x = 125,556.42 × 67,026.28
  4. Step 4: Simplify right side
    90,941.26x = 8,415,579,762.72
  5. Step 5: Solve for x
    x = 8,415,579,762.72/90,941.26
  6. Step 6: Final answer
    x = 92,538.63

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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.