Home / 168,112.56-252,133.92-49,756.14

Finding the Fourth Proportional to 168,112.56, 252,133.92 and 49,756.14

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Solution

The fourth proportional to 168,112.56, 252,133.92 and 49,756.14 is: 74,623.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,112.56 : 252,133.92 = 49,756.14 : x
  2. Step 2: Convert to fraction form
    168,112.56/252,133.92 = 49,756.14/x
  3. Step 3: Cross multiply
    168,112.56x = 252,133.92 × 49,756.14
  4. Step 4: Simplify right side
    168,112.56x = 12,545,210,622.27
  5. Step 5: Solve for x
    x = 12,545,210,622.27/168,112.56
  6. Step 6: Final answer
    x = 74,623.87

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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.