Home / 96,288.45-132,911.48-66,173.46

Finding the Fourth Proportional to 96,288.45, 132,911.48 and 66,173.46

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Solution

The fourth proportional to 96,288.45, 132,911.48 and 66,173.46 is: 91,342.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,288.45 : 132,911.48 = 66,173.46 : x
  2. Step 2: Convert to fraction form
    96,288.45/132,911.48 = 66,173.46/x
  3. Step 3: Cross multiply
    96,288.45x = 132,911.48 × 66,173.46
  4. Step 4: Simplify right side
    96,288.45x = 8,795,212,174.45
  5. Step 5: Solve for x
    x = 8,795,212,174.45/96,288.45
  6. Step 6: Final answer
    x = 91,342.34

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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.