Home / 333,958.12-501,013.98-109,325.80

Finding the Fourth Proportional to 333,958.12, 501,013.98 and 109,325.80

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Solution

The fourth proportional to 333,958.12, 501,013.98 and 109,325.80 is: 164,013.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,958.12 : 501,013.98 = 109,325.80 : x
  2. Step 2: Convert to fraction form
    333,958.12/501,013.98 = 109,325.80/x
  3. Step 3: Cross multiply
    333,958.12x = 501,013.98 × 109,325.80
  4. Step 4: Simplify right side
    333,958.12x = 54,773,754,174.68
  5. Step 5: Solve for x
    x = 54,773,754,174.68/333,958.12
  6. Step 6: Final answer
    x = 164,013.84

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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.