Home / 157,858.39-236,789.60-52,677.36

Finding the Fourth Proportional to 157,858.39, 236,789.60 and 52,677.36

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Solution

The fourth proportional to 157,858.39, 236,789.60 and 52,677.36 is: 79,016.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,858.39 : 236,789.60 = 52,677.36 : x
  2. Step 2: Convert to fraction form
    157,858.39/236,789.60 = 52,677.36/x
  3. Step 3: Cross multiply
    157,858.39x = 236,789.60 × 52,677.36
  4. Step 4: Simplify right side
    157,858.39x = 12,473,449,951.20
  5. Step 5: Solve for x
    x = 12,473,449,951.20/157,858.39
  6. Step 6: Final answer
    x = 79,016.71

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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.