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Finding the Fourth Proportional to 222,611.64, 307,243.53 and 168,805.95

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Solution

The fourth proportional to 222,611.64, 307,243.53 and 168,805.95 is: 232,982.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,611.64 : 307,243.53 = 168,805.95 : x
  2. Step 2: Convert to fraction form
    222,611.64/307,243.53 = 168,805.95/x
  3. Step 3: Cross multiply
    222,611.64x = 307,243.53 × 168,805.95
  4. Step 4: Simplify right side
    222,611.64x = 51,864,535,963.00
  5. Step 5: Solve for x
    x = 51,864,535,963.00/222,611.64
  6. Step 6: Final answer
    x = 232,982.14

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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.