Home / 134,021.03-201,046.13-49,771.31

Finding the Fourth Proportional to 134,021.03, 201,046.13 and 49,771.31

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Solution

The fourth proportional to 134,021.03, 201,046.13 and 49,771.31 is: 74,662.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,021.03 : 201,046.13 = 49,771.31 : x
  2. Step 2: Convert to fraction form
    134,021.03/201,046.13 = 49,771.31/x
  3. Step 3: Cross multiply
    134,021.03x = 201,046.13 × 49,771.31
  4. Step 4: Simplify right side
    134,021.03x = 10,006,329,011.67
  5. Step 5: Solve for x
    x = 10,006,329,011.67/134,021.03
  6. Step 6: Final answer
    x = 74,662.38

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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.