Home / 91,018.37-125,605.92-50,734.68

Finding the Fourth Proportional to 91,018.37, 125,605.92 and 50,734.68

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Solution

The fourth proportional to 91,018.37, 125,605.92 and 50,734.68 is: 70,014.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,018.37 : 125,605.92 = 50,734.68 : x
  2. Step 2: Convert to fraction form
    91,018.37/125,605.92 = 50,734.68/x
  3. Step 3: Cross multiply
    91,018.37x = 125,605.92 × 50,734.68
  4. Step 4: Simplify right side
    91,018.37x = 6,372,576,157.31
  5. Step 5: Solve for x
    x = 6,372,576,157.31/91,018.37
  6. Step 6: Final answer
    x = 70,014.18

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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.