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Finding the Fourth Proportional to 273,173.37, 376,960 and 152,309.49

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Solution

The fourth proportional to 273,173.37, 376,960 and 152,309.49 is: 210,176.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,173.37 : 376,960 = 152,309.49 : x
  2. Step 2: Convert to fraction form
    273,173.37/376,960 = 152,309.49/x
  3. Step 3: Cross multiply
    273,173.37x = 376,960 × 152,309.49
  4. Step 4: Simplify right side
    273,173.37x = 57,414,585,350.40
  5. Step 5: Solve for x
    x = 57,414,585,350.40/273,173.37
  6. Step 6: Final answer
    x = 210,176.36

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1.5x scale

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.