Home / 93,723.05-140,514.29-30,505.38

Finding the Fourth Proportional to 93,723.05, 140,514.29 and 30,505.38

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Solution

The fourth proportional to 93,723.05, 140,514.29 and 30,505.38 is: 45,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,723.05 : 140,514.29 = 30,505.38 : x
  2. Step 2: Convert to fraction form
    93,723.05/140,514.29 = 30,505.38/x
  3. Step 3: Cross multiply
    93,723.05x = 140,514.29 × 30,505.38
  4. Step 4: Simplify right side
    93,723.05x = 4,286,442,604.00
  5. Step 5: Solve for x
    x = 4,286,442,604.00/93,723.05
  6. Step 6: Final answer
    x = 45,735.20

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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.