Home / 91,019.37-125,607.30-50,735.68

Finding the Fourth Proportional to 91,019.37, 125,607.30 and 50,735.68

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Solution

The fourth proportional to 91,019.37, 125,607.30 and 50,735.68 is: 70,015.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,019.37 : 125,607.30 = 50,735.68 : x
  2. Step 2: Convert to fraction form
    91,019.37/125,607.30 = 50,735.68/x
  3. Step 3: Cross multiply
    91,019.37x = 125,607.30 × 50,735.68
  4. Step 4: Simplify right side
    91,019.37x = 6,372,771,778.46
  5. Step 5: Solve for x
    x = 6,372,771,778.46/91,019.37
  6. Step 6: Final answer
    x = 70,015.56

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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.