Home / 197,095.86-271,961.01-112,214.58

Finding the Fourth Proportional to 197,095.86, 271,961.01 and 112,214.58

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Solution

The fourth proportional to 197,095.86, 271,961.01 and 112,214.58 is: 154,838.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,095.86 : 271,961.01 = 112,214.58 : x
  2. Step 2: Convert to fraction form
    197,095.86/271,961.01 = 112,214.58/x
  3. Step 3: Cross multiply
    197,095.86x = 271,961.01 × 112,214.58
  4. Step 4: Simplify right side
    197,095.86x = 30,517,990,513.53
  5. Step 5: Solve for x
    x = 30,517,990,513.53/197,095.86
  6. Step 6: Final answer
    x = 154,838.31

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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.