Home / 91,993.21-126,924.46-51,702.73

Finding the Fourth Proportional to 91,993.21, 126,924.46 and 51,702.73

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Solution

The fourth proportional to 91,993.21, 126,924.46 and 51,702.73 is: 71,335.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,993.21 : 126,924.46 = 51,702.73 : x
  2. Step 2: Convert to fraction form
    91,993.21/126,924.46 = 51,702.73/x
  3. Step 3: Cross multiply
    91,993.21x = 126,924.46 × 51,702.73
  4. Step 4: Simplify right side
    91,993.21x = 6,562,341,085.78
  5. Step 5: Solve for x
    x = 6,562,341,085.78/91,993.21
  6. Step 6: Final answer
    x = 71,335.06

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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.