Home / 91,203.34-125,861.85-50,370.21

Finding the Fourth Proportional to 91,203.34, 125,861.85 and 50,370.21

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Solution

The fourth proportional to 91,203.34, 125,861.85 and 50,370.21 is: 69,511.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,203.34 : 125,861.85 = 50,370.21 : x
  2. Step 2: Convert to fraction form
    91,203.34/125,861.85 = 50,370.21/x
  3. Step 3: Cross multiply
    91,203.34x = 125,861.85 × 50,370.21
  4. Step 4: Simplify right side
    91,203.34x = 6,339,687,563.64
  5. Step 5: Solve for x
    x = 6,339,687,563.64/91,203.34
  6. Step 6: Final answer
    x = 69,511.58

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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.