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Finding the Fourth Proportional to 107,383.52, 148,189.12 and 59,644

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Solution

The fourth proportional to 107,383.52, 148,189.12 and 59,644 is: 82,308.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,383.52 : 148,189.12 = 59,644 : x
  2. Step 2: Convert to fraction form
    107,383.52/148,189.12 = 59,644/x
  3. Step 3: Cross multiply
    107,383.52x = 148,189.12 × 59,644
  4. Step 4: Simplify right side
    107,383.52x = 8,838,591,873.28
  5. Step 5: Solve for x
    x = 8,838,591,873.28/107,383.52
  6. Step 6: Final answer
    x = 82,308.64

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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.