Home / 91,241.37-125,911.85-50,955.84

Finding the Fourth Proportional to 91,241.37, 125,911.85 and 50,955.84

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Solution

The fourth proportional to 91,241.37, 125,911.85 and 50,955.84 is: 70,318.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,241.37 : 125,911.85 = 50,955.84 : x
  2. Step 2: Convert to fraction form
    91,241.37/125,911.85 = 50,955.84/x
  3. Step 3: Cross multiply
    91,241.37x = 125,911.85 × 50,955.84
  4. Step 4: Simplify right side
    91,241.37x = 6,415,943,827.92
  5. Step 5: Solve for x
    x = 6,415,943,827.92/91,241.37
  6. Step 6: Final answer
    x = 70,318.36

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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.