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Finding the Fourth Proportional to 333,319.61, 500,076.24 and 120,083.47

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Solution

The fourth proportional to 333,319.61, 500,076.24 and 120,083.47 is: 180,160.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,319.61 : 500,076.24 = 120,083.47 : x
  2. Step 2: Convert to fraction form
    333,319.61/500,076.24 = 120,083.47/x
  3. Step 3: Cross multiply
    333,319.61x = 500,076.24 × 120,083.47
  4. Step 4: Simplify right side
    333,319.61x = 60,050,890,163.75
  5. Step 5: Solve for x
    x = 60,050,890,163.75/333,319.61
  6. Step 6: Final answer
    x = 180,160.09

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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.