Home / 134,161.38-185,074.47-102,274.92

Finding the Fourth Proportional to 134,161.38, 185,074.47 and 102,274.92

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Solution

The fourth proportional to 134,161.38, 185,074.47 and 102,274.92 is: 141,087.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,161.38 : 185,074.47 = 102,274.92 : x
  2. Step 2: Convert to fraction form
    134,161.38/185,074.47 = 102,274.92/x
  3. Step 3: Cross multiply
    134,161.38x = 185,074.47 × 102,274.92
  4. Step 4: Simplify right side
    134,161.38x = 18,928,476,613.29
  5. Step 5: Solve for x
    x = 18,928,476,613.29/134,161.38
  6. Step 6: Final answer
    x = 141,087.37

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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.