Home / 212,884.34-293,769.58-121,001.22

Finding the Fourth Proportional to 212,884.34, 293,769.58 and 121,001.22

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Solution

The fourth proportional to 212,884.34, 293,769.58 and 121,001.22 is: 166,975.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,884.34 : 293,769.58 = 121,001.22 : x
  2. Step 2: Convert to fraction form
    212,884.34/293,769.58 = 121,001.22/x
  3. Step 3: Cross multiply
    212,884.34x = 293,769.58 × 121,001.22
  4. Step 4: Simplify right side
    212,884.34x = 35,546,477,578.89
  5. Step 5: Solve for x
    x = 35,546,477,578.89/212,884.34
  6. Step 6: Final answer
    x = 166,975.54

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1.5x scale

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.