Home / 53,018.85-73,164.16-29,145.37

Finding the Fourth Proportional to 53,018.85, 73,164.16 and 29,145.37

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Solution

The fourth proportional to 53,018.85, 73,164.16 and 29,145.37 is: 40,219.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,018.85 : 73,164.16 = 29,145.37 : x
  2. Step 2: Convert to fraction form
    53,018.85/73,164.16 = 29,145.37/x
  3. Step 3: Cross multiply
    53,018.85x = 73,164.16 × 29,145.37
  4. Step 4: Simplify right side
    53,018.85x = 2,132,396,504.64
  5. Step 5: Solve for x
    x = 2,132,396,504.64/53,018.85
  6. Step 6: Final answer
    x = 40,219.59

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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.