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Finding the Fourth Proportional to 158,809.44, 219,101.04 and 97,534.56

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Solution

The fourth proportional to 158,809.44, 219,101.04 and 97,534.56 is: 134,563.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,809.44 : 219,101.04 = 97,534.56 : x
  2. Step 2: Convert to fraction form
    158,809.44/219,101.04 = 97,534.56/x
  3. Step 3: Cross multiply
    158,809.44x = 219,101.04 × 97,534.56
  4. Step 4: Simplify right side
    158,809.44x = 21,369,923,531.94
  5. Step 5: Solve for x
    x = 21,369,923,531.94/158,809.44
  6. Step 6: Final answer
    x = 134,563.31

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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.