Home / 333,818.21-500,721.55-106,112.84

Finding the Fourth Proportional to 333,818.21, 500,721.55 and 106,112.84

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Solution

The fourth proportional to 333,818.21, 500,721.55 and 106,112.84 is: 159,167.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,818.21 : 500,721.55 = 106,112.84 : x
  2. Step 2: Convert to fraction form
    333,818.21/500,721.55 = 106,112.84/x
  3. Step 3: Cross multiply
    333,818.21x = 500,721.55 × 106,112.84
  4. Step 4: Simplify right side
    333,818.21x = 53,132,982,950.81
  5. Step 5: Solve for x
    x = 53,132,982,950.81/333,818.21
  6. Step 6: Final answer
    x = 159,167.42

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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.