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Finding the Fourth Proportional to 254,744.77, 351,519.87 and 147,298.54

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Solution

The fourth proportional to 254,744.77, 351,519.87 and 147,298.54 is: 203,255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,744.77 : 351,519.87 = 147,298.54 : x
  2. Step 2: Convert to fraction form
    254,744.77/351,519.87 = 147,298.54/x
  3. Step 3: Cross multiply
    254,744.77x = 351,519.87 × 147,298.54
  4. Step 4: Simplify right side
    254,744.77x = 51,778,363,631.99
  5. Step 5: Solve for x
    x = 51,778,363,631.99/254,744.77
  6. Step 6: Final answer
    x = 203,255.85

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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.