Home / 200,219.09-276,298.63-109,573.20

Finding the Fourth Proportional to 200,219.09, 276,298.63 and 109,573.20

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Solution

The fourth proportional to 200,219.09, 276,298.63 and 109,573.20 is: 151,208.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,219.09 : 276,298.63 = 109,573.20 : x
  2. Step 2: Convert to fraction form
    200,219.09/276,298.63 = 109,573.20/x
  3. Step 3: Cross multiply
    200,219.09x = 276,298.63 × 109,573.20
  4. Step 4: Simplify right side
    200,219.09x = 30,274,924,770.78
  5. Step 5: Solve for x
    x = 30,274,924,770.78/200,219.09
  6. Step 6: Final answer
    x = 151,208.99

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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.