Home / 65,955.06-90,899.01-48,021.66

Finding the Fourth Proportional to 65,955.06, 90,899.01 and 48,021.66

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Solution

The fourth proportional to 65,955.06, 90,899.01 and 48,021.66 is: 66,183.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,955.06 : 90,899.01 = 48,021.66 : x
  2. Step 2: Convert to fraction form
    65,955.06/90,899.01 = 48,021.66/x
  3. Step 3: Cross multiply
    65,955.06x = 90,899.01 × 48,021.66
  4. Step 4: Simplify right side
    65,955.06x = 4,365,121,352.56
  5. Step 5: Solve for x
    x = 4,365,121,352.56/65,955.06
  6. Step 6: Final answer
    x = 66,183.27

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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.