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Finding the Fourth Proportional to 273,025.72, 376,806 and 152,178.04

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Solution

The fourth proportional to 273,025.72, 376,806 and 152,178.04 is: 210,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,025.72 : 376,806 = 152,178.04 : x
  2. Step 2: Convert to fraction form
    273,025.72/376,806 = 152,178.04/x
  3. Step 3: Cross multiply
    273,025.72x = 376,806 × 152,178.04
  4. Step 4: Simplify right side
    273,025.72x = 57,341,598,540.24
  5. Step 5: Solve for x
    x = 57,341,598,540.24/273,025.72
  6. Step 6: Final answer
    x = 210,022.70

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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.