Home / 200,851.29-301,278.67-51,091.73

Finding the Fourth Proportional to 200,851.29, 301,278.67 and 51,091.73

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Solution

The fourth proportional to 200,851.29, 301,278.67 and 51,091.73 is: 76,638.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,851.29 : 301,278.67 = 51,091.73 : x
  2. Step 2: Convert to fraction form
    200,851.29/301,278.67 = 51,091.73/x
  3. Step 3: Cross multiply
    200,851.29x = 301,278.67 × 51,091.73
  4. Step 4: Simplify right side
    200,851.29x = 15,392,846,700.55
  5. Step 5: Solve for x
    x = 15,392,846,700.55/200,851.29
  6. Step 6: Final answer
    x = 76,638.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.