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Finding the Fourth Proportional to 241,897.70, 362,923.08 and 108,789.59

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Solution

The fourth proportional to 241,897.70, 362,923.08 and 108,789.59 is: 163,218.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,897.70 : 362,923.08 = 108,789.59 : x
  2. Step 2: Convert to fraction form
    241,897.70/362,923.08 = 108,789.59/x
  3. Step 3: Cross multiply
    241,897.70x = 362,923.08 × 108,789.59
  4. Step 4: Simplify right side
    241,897.70x = 39,482,251,260.12
  5. Step 5: Solve for x
    x = 39,482,251,260.12/241,897.70
  6. Step 6: Final answer
    x = 163,218.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.