Home / 269,274.32-403,921.73-100,776.91

Finding the Fourth Proportional to 269,274.32, 403,921.73 and 100,776.91

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Solution

The fourth proportional to 269,274.32, 403,921.73 and 100,776.91 is: 151,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,274.32 : 403,921.73 = 100,776.91 : x
  2. Step 2: Convert to fraction form
    269,274.32/403,921.73 = 100,776.91/x
  3. Step 3: Cross multiply
    269,274.32x = 403,921.73 × 100,776.91
  4. Step 4: Simplify right side
    269,274.32x = 40,705,983,073.39
  5. Step 5: Solve for x
    x = 40,705,983,073.39/269,274.32
  6. Step 6: Final answer
    x = 151,169.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.