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Finding the Fourth Proportional to 50,603.84, 75,944.48 and 22,921.28

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Solution

The fourth proportional to 50,603.84, 75,944.48 and 22,921.28 is: 34,399.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,603.84 : 75,944.48 = 22,921.28 : x
  2. Step 2: Convert to fraction form
    50,603.84/75,944.48 = 22,921.28/x
  3. Step 3: Cross multiply
    50,603.84x = 75,944.48 × 22,921.28
  4. Step 4: Simplify right side
    50,603.84x = 1,740,744,690.53
  5. Step 5: Solve for x
    x = 1,740,744,690.53/50,603.84
  6. Step 6: Final answer
    x = 34,399.46

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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.