Home / 92,217.86-126,431.16-90,536.60

Finding the Fourth Proportional to 92,217.86, 126,431.16 and 90,536.60

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Solution

The fourth proportional to 92,217.86, 126,431.16 and 90,536.60 is: 124,126.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,217.86 : 126,431.16 = 90,536.60 : x
  2. Step 2: Convert to fraction form
    92,217.86/126,431.16 = 90,536.60/x
  3. Step 3: Cross multiply
    92,217.86x = 126,431.16 × 90,536.60
  4. Step 4: Simplify right side
    92,217.86x = 11,446,647,676.53
  5. Step 5: Solve for x
    x = 11,446,647,676.53/92,217.86
  6. Step 6: Final answer
    x = 124,126.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.