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Finding the Fourth Proportional to 183,078.84, 274,644.24 and 56,729.01

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Solution

The fourth proportional to 183,078.84, 274,644.24 and 56,729.01 is: 85,101.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,078.84 : 274,644.24 = 56,729.01 : x
  2. Step 2: Convert to fraction form
    183,078.84/274,644.24 = 56,729.01/x
  3. Step 3: Cross multiply
    183,078.84x = 274,644.24 × 56,729.01
  4. Step 4: Simplify right side
    183,078.84x = 15,580,295,837.40
  5. Step 5: Solve for x
    x = 15,580,295,837.40/183,078.84
  6. Step 6: Final answer
    x = 85,101.57

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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.