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Finding the Fourth Proportional to 200,654.78, 276,903.52 and 110,008.80

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Solution

The fourth proportional to 200,654.78, 276,903.52 and 110,008.80 is: 151,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,654.78 : 276,903.52 = 110,008.80 : x
  2. Step 2: Convert to fraction form
    200,654.78/276,903.52 = 110,008.80/x
  3. Step 3: Cross multiply
    200,654.78x = 276,903.52 × 110,008.80
  4. Step 4: Simplify right side
    200,654.78x = 30,461,823,950.98
  5. Step 5: Solve for x
    x = 30,461,823,950.98/200,654.78
  6. Step 6: Final answer
    x = 151,812.10

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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.