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Finding the Fourth Proportional to 273,804.67, 377,825.82 and 152,929.18

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Solution

The fourth proportional to 273,804.67, 377,825.82 and 152,929.18 is: 211,028.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,804.67 : 377,825.82 = 152,929.18 : x
  2. Step 2: Convert to fraction form
    273,804.67/377,825.82 = 152,929.18/x
  3. Step 3: Cross multiply
    273,804.67x = 377,825.82 × 152,929.18
  4. Step 4: Simplify right side
    273,804.67x = 57,780,592,835.43
  5. Step 5: Solve for x
    x = 57,780,592,835.43/273,804.67
  6. Step 6: Final answer
    x = 211,028.51

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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.