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Finding the Fourth Proportional to 200,006.36, 276,008.80 and 109,370.68

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Solution

The fourth proportional to 200,006.36, 276,008.80 and 109,370.68 is: 150,931.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,006.36 : 276,008.80 = 109,370.68 : x
  2. Step 2: Convert to fraction form
    200,006.36/276,008.80 = 109,370.68/x
  3. Step 3: Cross multiply
    200,006.36x = 276,008.80 × 109,370.68
  4. Step 4: Simplify right side
    200,006.36x = 30,187,270,141.98
  5. Step 5: Solve for x
    x = 30,187,270,141.98/200,006.36
  6. Step 6: Final answer
    x = 150,931.55

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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.