Home / 236,093.57-325,716.64-145,291.90

Finding the Fourth Proportional to 236,093.57, 325,716.64 and 145,291.90

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Solution

The fourth proportional to 236,093.57, 325,716.64 and 145,291.90 is: 200,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,093.57 : 325,716.64 = 145,291.90 : x
  2. Step 2: Convert to fraction form
    236,093.57/325,716.64 = 145,291.90/x
  3. Step 3: Cross multiply
    236,093.57x = 325,716.64 × 145,291.90
  4. Step 4: Simplify right side
    236,093.57x = 47,323,989,487.22
  5. Step 5: Solve for x
    x = 47,323,989,487.22/236,093.57
  6. Step 6: Final answer
    x = 200,445.91

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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.