Home / 91,212.22-125,871.63-50,926.60

Finding the Fourth Proportional to 91,212.22, 125,871.63 and 50,926.60

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Solution

The fourth proportional to 91,212.22, 125,871.63 and 50,926.60 is: 70,278.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,212.22 : 125,871.63 = 50,926.60 : x
  2. Step 2: Convert to fraction form
    91,212.22/125,871.63 = 50,926.60/x
  3. Step 3: Cross multiply
    91,212.22x = 125,871.63 × 50,926.60
  4. Step 4: Simplify right side
    91,212.22x = 6,410,213,837.68
  5. Step 5: Solve for x
    x = 6,410,213,837.68/91,212.22
  6. Step 6: Final answer
    x = 70,278.02

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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.