Home / 75,152.34-103,712.09-41,162.25

Finding the Fourth Proportional to 75,152.34, 103,712.09 and 41,162.25

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Solution

The fourth proportional to 75,152.34, 103,712.09 and 41,162.25 is: 56,804.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,152.34 : 103,712.09 = 41,162.25 : x
  2. Step 2: Convert to fraction form
    75,152.34/103,712.09 = 41,162.25/x
  3. Step 3: Cross multiply
    75,152.34x = 103,712.09 × 41,162.25
  4. Step 4: Simplify right side
    75,152.34x = 4,269,022,976.60
  5. Step 5: Solve for x
    x = 4,269,022,976.60/75,152.34
  6. Step 6: Final answer
    x = 56,804.92

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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.