Home / 53,257.15-73,268.44-51,780.93

Finding the Fourth Proportional to 53,257.15, 73,268.44 and 51,780.93

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Solution

The fourth proportional to 53,257.15, 73,268.44 and 51,780.93 is: 71,237.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,257.15 : 73,268.44 = 51,780.93 : x
  2. Step 2: Convert to fraction form
    53,257.15/73,268.44 = 51,780.93/x
  3. Step 3: Cross multiply
    53,257.15x = 73,268.44 × 51,780.93
  4. Step 4: Simplify right side
    53,257.15x = 3,793,907,962.85
  5. Step 5: Solve for x
    x = 3,793,907,962.85/53,257.15
  6. Step 6: Final answer
    x = 71,237.53

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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.