Home / 200,466.28-276,640.34-109,821.48

Finding the Fourth Proportional to 200,466.28, 276,640.34 and 109,821.48

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Solution

The fourth proportional to 200,466.28, 276,640.34 and 109,821.48 is: 151,551.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,466.28 : 276,640.34 = 109,821.48 : x
  2. Step 2: Convert to fraction form
    200,466.28/276,640.34 = 109,821.48/x
  3. Step 3: Cross multiply
    200,466.28x = 276,640.34 × 109,821.48
  4. Step 4: Simplify right side
    200,466.28x = 30,381,051,566.50
  5. Step 5: Solve for x
    x = 30,381,051,566.50/200,466.28
  6. Step 6: Final answer
    x = 151,551.93

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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.