Home / 96,334.02-132,921.03-66,108.32

Finding the Fourth Proportional to 96,334.02, 132,921.03 and 66,108.32

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Solution

The fourth proportional to 96,334.02, 132,921.03 and 66,108.32 is: 91,215.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,334.02 : 132,921.03 = 66,108.32 : x
  2. Step 2: Convert to fraction form
    96,334.02/132,921.03 = 66,108.32/x
  3. Step 3: Cross multiply
    96,334.02x = 132,921.03 × 66,108.32
  4. Step 4: Simplify right side
    96,334.02x = 8,787,185,321.36
  5. Step 5: Solve for x
    x = 8,787,185,321.36/96,334.02
  6. Step 6: Final answer
    x = 91,215.81

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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.