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Finding the Fourth Proportional to 200,476.22, 276,657.02 and 109,837.82

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Solution

The fourth proportional to 200,476.22, 276,657.02 and 109,837.82 is: 151,576.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,476.22 : 276,657.02 = 109,837.82 : x
  2. Step 2: Convert to fraction form
    200,476.22/276,657.02 = 109,837.82/x
  3. Step 3: Cross multiply
    200,476.22x = 276,657.02 × 109,837.82
  4. Step 4: Simplify right side
    200,476.22x = 30,387,404,518.84
  5. Step 5: Solve for x
    x = 30,387,404,518.84/200,476.22
  6. Step 6: Final answer
    x = 151,576.11

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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.