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Finding the Fourth Proportional to 169,735.80, 234,235.46 and 93,259.79

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Solution

The fourth proportional to 169,735.80, 234,235.46 and 93,259.79 is: 128,698.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,735.80 : 234,235.46 = 93,259.79 : x
  2. Step 2: Convert to fraction form
    169,735.80/234,235.46 = 93,259.79/x
  3. Step 3: Cross multiply
    169,735.80x = 234,235.46 × 93,259.79
  4. Step 4: Simplify right side
    169,735.80x = 21,844,749,750.51
  5. Step 5: Solve for x
    x = 21,844,749,750.51/169,735.80
  6. Step 6: Final answer
    x = 128,698.54

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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.