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Finding the Fourth Proportional to 273,662.10, 377,650.22 and 152,805.51

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Solution

The fourth proportional to 273,662.10, 377,650.22 and 152,805.51 is: 210,869.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,662.10 : 377,650.22 = 152,805.51 : x
  2. Step 2: Convert to fraction form
    273,662.10/377,650.22 = 152,805.51/x
  3. Step 3: Cross multiply
    273,662.10x = 377,650.22 × 152,805.51
  4. Step 4: Simplify right side
    273,662.10x = 57,707,033,704.68
  5. Step 5: Solve for x
    x = 57,707,033,704.68/273,662.10
  6. Step 6: Final answer
    x = 210,869.66

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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.