Home / 53,157.90-73,361.22-29,284.58

Finding the Fourth Proportional to 53,157.90, 73,361.22 and 29,284.58

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Solution

The fourth proportional to 53,157.90, 73,361.22 and 29,284.58 is: 40,414.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,157.90 : 73,361.22 = 29,284.58 : x
  2. Step 2: Convert to fraction form
    53,157.90/73,361.22 = 29,284.58/x
  3. Step 3: Cross multiply
    53,157.90x = 73,361.22 × 29,284.58
  4. Step 4: Simplify right side
    53,157.90x = 2,148,352,149.18
  5. Step 5: Solve for x
    x = 2,148,352,149.18/53,157.90
  6. Step 6: Final answer
    x = 40,414.54

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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.