Home / 200,260.64-276,360.09-109,622.40

Finding the Fourth Proportional to 200,260.64, 276,360.09 and 109,622.40

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Solution

The fourth proportional to 200,260.64, 276,360.09 and 109,622.40 is: 151,279.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,260.64 : 276,360.09 = 109,622.40 : x
  2. Step 2: Convert to fraction form
    200,260.64/276,360.09 = 109,622.40/x
  3. Step 3: Cross multiply
    200,260.64x = 276,360.09 × 109,622.40
  4. Step 4: Simplify right side
    200,260.64x = 30,295,256,330.02
  5. Step 5: Solve for x
    x = 30,295,256,330.02/200,260.64
  6. Step 6: Final answer
    x = 151,279.13

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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.