Home / 74,755.82-112,114.62-22,153.02

Finding the Fourth Proportional to 74,755.82, 112,114.62 and 22,153.02

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Solution

The fourth proportional to 74,755.82, 112,114.62 and 22,153.02 is: 33,223.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,755.82 : 112,114.62 = 22,153.02 : x
  2. Step 2: Convert to fraction form
    74,755.82/112,114.62 = 22,153.02/x
  3. Step 3: Cross multiply
    74,755.82x = 112,114.62 × 22,153.02
  4. Step 4: Simplify right side
    74,755.82x = 2,483,677,419.15
  5. Step 5: Solve for x
    x = 2,483,677,419.15/74,755.82
  6. Step 6: Final answer
    x = 33,223.87

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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.