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Finding the Fourth Proportional to 273,851.09, 377,914.47 and 152,992.41

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Solution

The fourth proportional to 273,851.09, 377,914.47 and 152,992.41 is: 211,129.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,851.09 : 377,914.47 = 152,992.41 : x
  2. Step 2: Convert to fraction form
    273,851.09/377,914.47 = 152,992.41/x
  3. Step 3: Cross multiply
    273,851.09x = 377,914.47 × 152,992.41
  4. Step 4: Simplify right side
    273,851.09x = 57,818,045,539.17
  5. Step 5: Solve for x
    x = 57,818,045,539.17/273,851.09
  6. Step 6: Final answer
    x = 211,129.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.