Home / 75,368.22-104,009.46-41,379.90

Finding the Fourth Proportional to 75,368.22, 104,009.46 and 41,379.90

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Solution

The fourth proportional to 75,368.22, 104,009.46 and 41,379.90 is: 57,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,368.22 : 104,009.46 = 41,379.90 : x
  2. Step 2: Convert to fraction form
    75,368.22/104,009.46 = 41,379.90/x
  3. Step 3: Cross multiply
    75,368.22x = 104,009.46 × 41,379.90
  4. Step 4: Simplify right side
    75,368.22x = 4,303,901,053.85
  5. Step 5: Solve for x
    x = 4,303,901,053.85/75,368.22
  6. Step 6: Final answer
    x = 57,104.98

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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.