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Finding the Fourth Proportional to 160,988.44, 222,009.42 and 96,447.52

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Solution

The fourth proportional to 160,988.44, 222,009.42 and 96,447.52 is: 133,004.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,988.44 : 222,009.42 = 96,447.52 : x
  2. Step 2: Convert to fraction form
    160,988.44/222,009.42 = 96,447.52/x
  3. Step 3: Cross multiply
    160,988.44x = 222,009.42 × 96,447.52
  4. Step 4: Simplify right side
    160,988.44x = 21,412,257,975.64
  5. Step 5: Solve for x
    x = 21,412,257,975.64/160,988.44
  6. Step 6: Final answer
    x = 133,004.94

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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.