Home / 135,082.79-202,514.83-56,256.02

Finding the Fourth Proportional to 135,082.79, 202,514.83 and 56,256.02

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Solution

The fourth proportional to 135,082.79, 202,514.83 and 56,256.02 is: 84,338.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,082.79 : 202,514.83 = 56,256.02 : x
  2. Step 2: Convert to fraction form
    135,082.79/202,514.83 = 56,256.02/x
  3. Step 3: Cross multiply
    135,082.79x = 202,514.83 × 56,256.02
  4. Step 4: Simplify right side
    135,082.79x = 11,392,678,249.43
  5. Step 5: Solve for x
    x = 11,392,678,249.43/135,082.79
  6. Step 6: Final answer
    x = 84,338.49

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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.