Home / 231,211-346,886.43-163,873.27

Finding the Fourth Proportional to 231,211, 346,886.43 and 163,873.27

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Solution

The fourth proportional to 231,211, 346,886.43 and 163,873.27 is: 245,859.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,211 : 346,886.43 = 163,873.27 : x
  2. Step 2: Convert to fraction form
    231,211/346,886.43 = 163,873.27/x
  3. Step 3: Cross multiply
    231,211x = 346,886.43 × 163,873.27
  4. Step 4: Simplify right side
    231,211x = 56,845,413,602.73
  5. Step 5: Solve for x
    x = 56,845,413,602.73/231,211
  6. Step 6: Final answer
    x = 245,859.47

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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.