Home / 200,490.09-276,676.13-109,851.71

Finding the Fourth Proportional to 200,490.09, 276,676.13 and 109,851.71

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Solution

The fourth proportional to 200,490.09, 276,676.13 and 109,851.71 is: 151,595.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,490.09 : 276,676.13 = 109,851.71 : x
  2. Step 2: Convert to fraction form
    200,490.09/276,676.13 = 109,851.71/x
  3. Step 3: Cross multiply
    200,490.09x = 276,676.13 × 109,851.71
  4. Step 4: Simplify right side
    200,490.09x = 30,393,344,064.04
  5. Step 5: Solve for x
    x = 30,393,344,064.04/200,490.09
  6. Step 6: Final answer
    x = 151,595.24

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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.