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Finding the Fourth Proportional to 200,482.67, 276,677.70 and 109,838.81

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Solution

The fourth proportional to 200,482.67, 276,677.70 and 109,838.81 is: 151,583.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,482.67 : 276,677.70 = 109,838.81 : x
  2. Step 2: Convert to fraction form
    200,482.67/276,677.70 = 109,838.81/x
  3. Step 3: Cross multiply
    200,482.67x = 276,677.70 × 109,838.81
  4. Step 4: Simplify right side
    200,482.67x = 30,389,949,321.54
  5. Step 5: Solve for x
    x = 30,389,949,321.54/200,482.67
  6. Step 6: Final answer
    x = 151,583.92

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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.