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Finding the Fourth Proportional to 200,254.88, 276,350.94 and 108,373.95

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Solution

The fourth proportional to 200,254.88, 276,350.94 and 108,373.95 is: 149,555.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,254.88 : 276,350.94 = 108,373.95 : x
  2. Step 2: Convert to fraction form
    200,254.88/276,350.94 = 108,373.95/x
  3. Step 3: Cross multiply
    200,254.88x = 276,350.94 × 108,373.95
  4. Step 4: Simplify right side
    200,254.88x = 29,949,242,954.01
  5. Step 5: Solve for x
    x = 29,949,242,954.01/200,254.88
  6. Step 6: Final answer
    x = 149,555.62

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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.