Home / 200,429.89-276,597.22-109,785.85

Finding the Fourth Proportional to 200,429.89, 276,597.22 and 109,785.85

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Solution

The fourth proportional to 200,429.89, 276,597.22 and 109,785.85 is: 151,506.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,429.89 : 276,597.22 = 109,785.85 : x
  2. Step 2: Convert to fraction form
    200,429.89/276,597.22 = 109,785.85/x
  3. Step 3: Cross multiply
    200,429.89x = 276,597.22 × 109,785.85
  4. Step 4: Simplify right side
    200,429.89x = 30,366,460,905.34
  5. Step 5: Solve for x
    x = 30,366,460,905.34/200,429.89
  6. Step 6: Final answer
    x = 151,506.65

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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.