Home / 137,039.96-205,594.92-57,051.36

Finding the Fourth Proportional to 137,039.96, 205,594.92 and 57,051.36

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Solution

The fourth proportional to 137,039.96, 205,594.92 and 57,051.36 is: 85,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,039.96 : 205,594.92 = 57,051.36 : x
  2. Step 2: Convert to fraction form
    137,039.96/205,594.92 = 57,051.36/x
  3. Step 3: Cross multiply
    137,039.96x = 205,594.92 × 57,051.36
  4. Step 4: Simplify right side
    137,039.96x = 11,729,469,795.09
  5. Step 5: Solve for x
    x = 11,729,469,795.09/137,039.96
  6. Step 6: Final answer
    x = 85,591.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.