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Finding the Fourth Proportional to 168,444.44, 232,443.36 and 91,948.31

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Solution

The fourth proportional to 168,444.44, 232,443.36 and 91,948.31 is: 126,883.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,444.44 : 232,443.36 = 91,948.31 : x
  2. Step 2: Convert to fraction form
    168,444.44/232,443.36 = 91,948.31/x
  3. Step 3: Cross multiply
    168,444.44x = 232,443.36 × 91,948.31
  4. Step 4: Simplify right side
    168,444.44x = 21,372,774,122.72
  5. Step 5: Solve for x
    x = 21,372,774,122.72/168,444.44
  6. Step 6: Final answer
    x = 126,883.23

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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.