Home / 65,343.24-90,201.31-44,151.21

Finding the Fourth Proportional to 65,343.24, 90,201.31 and 44,151.21

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Solution

The fourth proportional to 65,343.24, 90,201.31 and 44,151.21 is: 60,947.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,343.24 : 90,201.31 = 44,151.21 : x
  2. Step 2: Convert to fraction form
    65,343.24/90,201.31 = 44,151.21/x
  3. Step 3: Cross multiply
    65,343.24x = 90,201.31 × 44,151.21
  4. Step 4: Simplify right side
    65,343.24x = 3,982,496,980.09
  5. Step 5: Solve for x
    x = 3,982,496,980.09/65,343.24
  6. Step 6: Final answer
    x = 60,947.34

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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.