Home / 109,391.21-150,993.24-63,462.45

Finding the Fourth Proportional to 109,391.21, 150,993.24 and 63,462.45

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Solution

The fourth proportional to 109,391.21, 150,993.24 and 63,462.45 is: 87,597.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,391.21 : 150,993.24 = 63,462.45 : x
  2. Step 2: Convert to fraction form
    109,391.21/150,993.24 = 63,462.45/x
  3. Step 3: Cross multiply
    109,391.21x = 150,993.24 × 63,462.45
  4. Step 4: Simplify right side
    109,391.21x = 9,582,400,943.84
  5. Step 5: Solve for x
    x = 9,582,400,943.84/109,391.21
  6. Step 6: Final answer
    x = 87,597.54

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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.