Home / 50,040.16-75,022.08-30,313.48

Finding the Fourth Proportional to 50,040.16, 75,022.08 and 30,313.48

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Solution

The fourth proportional to 50,040.16, 75,022.08 and 30,313.48 is: 45,447.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,040.16 : 75,022.08 = 30,313.48 : x
  2. Step 2: Convert to fraction form
    50,040.16/75,022.08 = 30,313.48/x
  3. Step 3: Cross multiply
    50,040.16x = 75,022.08 × 30,313.48
  4. Step 4: Simplify right side
    50,040.16x = 2,274,180,321.64
  5. Step 5: Solve for x
    x = 2,274,180,321.64/50,040.16
  6. Step 6: Final answer
    x = 45,447.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.