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Finding the Fourth Proportional to 54,297, 81,371.52 and 27,946.08

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Solution

The fourth proportional to 54,297, 81,371.52 and 27,946.08 is: 41,881.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,297 : 81,371.52 = 27,946.08 : x
  2. Step 2: Convert to fraction form
    54,297/81,371.52 = 27,946.08/x
  3. Step 3: Cross multiply
    54,297x = 81,371.52 × 27,946.08
  4. Step 4: Simplify right side
    54,297x = 2,274,015,007.64
  5. Step 5: Solve for x
    x = 2,274,015,007.64/54,297
  6. Step 6: Final answer
    x = 41,881.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.