Home / 75,811.58-104,638.74-51,652.52

Finding the Fourth Proportional to 75,811.58, 104,638.74 and 51,652.52

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Solution

The fourth proportional to 75,811.58, 104,638.74 and 51,652.52 is: 71,293.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,811.58 : 104,638.74 = 51,652.52 : x
  2. Step 2: Convert to fraction form
    75,811.58/104,638.74 = 51,652.52/x
  3. Step 3: Cross multiply
    75,811.58x = 104,638.74 × 51,652.52
  4. Step 4: Simplify right side
    75,811.58x = 5,404,854,610.62
  5. Step 5: Solve for x
    x = 5,404,854,610.62/75,811.58
  6. Step 6: Final answer
    x = 71,293.26

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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.