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Finding the Fourth Proportional to 103,614.86, 155,422.29 and 33,494.17

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Solution

The fourth proportional to 103,614.86, 155,422.29 and 33,494.17 is: 50,241.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,614.86 : 155,422.29 = 33,494.17 : x
  2. Step 2: Convert to fraction form
    103,614.86/155,422.29 = 33,494.17/x
  3. Step 3: Cross multiply
    103,614.86x = 155,422.29 × 33,494.17
  4. Step 4: Simplify right side
    103,614.86x = 5,205,740,603.05
  5. Step 5: Solve for x
    x = 5,205,740,603.05/103,614.86
  6. Step 6: Final answer
    x = 50,241.26

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1.5x scale

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.