Home / 96,579.96-144,840.46-66,785.73

Finding the Fourth Proportional to 96,579.96, 144,840.46 and 66,785.73

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Solution

The fourth proportional to 96,579.96, 144,840.46 and 66,785.73 is: 100,158.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,579.96 : 144,840.46 = 66,785.73 : x
  2. Step 2: Convert to fraction form
    96,579.96/144,840.46 = 66,785.73/x
  3. Step 3: Cross multiply
    96,579.96x = 144,840.46 × 66,785.73
  4. Step 4: Simplify right side
    96,579.96x = 9,673,275,854.64
  5. Step 5: Solve for x
    x = 9,673,275,854.64/96,579.96
  6. Step 6: Final answer
    x = 100,158.21

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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.