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Finding the Fourth Proportional to 241,992, 333,929.86 and 134,555.40

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Solution

The fourth proportional to 241,992, 333,929.86 and 134,555.40 is: 185,675.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,992 : 333,929.86 = 134,555.40 : x
  2. Step 2: Convert to fraction form
    241,992/333,929.86 = 134,555.40/x
  3. Step 3: Cross multiply
    241,992x = 333,929.86 × 134,555.40
  4. Step 4: Simplify right side
    241,992x = 44,932,065,884.24
  5. Step 5: Solve for x
    x = 44,932,065,884.24/241,992
  6. Step 6: Final answer
    x = 185,675.83

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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.