Home / 92,216.86-126,429.80-90,535.60

Finding the Fourth Proportional to 92,216.86, 126,429.80 and 90,535.60

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Solution

The fourth proportional to 92,216.86, 126,429.80 and 90,535.60 is: 124,124.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,216.86 : 126,429.80 = 90,535.60 : x
  2. Step 2: Convert to fraction form
    92,216.86/126,429.80 = 90,535.60/x
  3. Step 3: Cross multiply
    92,216.86x = 126,429.80 × 90,535.60
  4. Step 4: Simplify right side
    92,216.86x = 11,446,397,800.88
  5. Step 5: Solve for x
    x = 11,446,397,800.88/92,216.86
  6. Step 6: Final answer
    x = 124,124.78

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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.