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Finding the Fourth Proportional to 183,139.27, 274,719.29 and 56,797.47

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Solution

The fourth proportional to 183,139.27, 274,719.29 and 56,797.47 is: 85,199.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,139.27 : 274,719.29 = 56,797.47 : x
  2. Step 2: Convert to fraction form
    183,139.27/274,719.29 = 56,797.47/x
  3. Step 3: Cross multiply
    183,139.27x = 274,719.29 × 56,797.47
  4. Step 4: Simplify right side
    183,139.27x = 15,603,360,348.21
  5. Step 5: Solve for x
    x = 15,603,360,348.21/183,139.27
  6. Step 6: Final answer
    x = 85,199.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.