Home / 236,035.92-325,731-140,546.64

Finding the Fourth Proportional to 236,035.92, 325,731 and 140,546.64

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Solution

The fourth proportional to 236,035.92, 325,731 and 140,546.64 is: 193,955.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,035.92 : 325,731 = 140,546.64 : x
  2. Step 2: Convert to fraction form
    236,035.92/325,731 = 140,546.64/x
  3. Step 3: Cross multiply
    236,035.92x = 325,731 × 140,546.64
  4. Step 4: Simplify right side
    236,035.92x = 45,780,397,593.84
  5. Step 5: Solve for x
    x = 45,780,397,593.84/236,035.92
  6. Step 6: Final answer
    x = 193,955.21

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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.