Home / 163,636.12-225,819.18-92,015.52

Finding the Fourth Proportional to 163,636.12, 225,819.18 and 92,015.52

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Solution

The fourth proportional to 163,636.12, 225,819.18 and 92,015.52 is: 126,982.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,636.12 : 225,819.18 = 92,015.52 : x
  2. Step 2: Convert to fraction form
    163,636.12/225,819.18 = 92,015.52/x
  3. Step 3: Cross multiply
    163,636.12x = 225,819.18 × 92,015.52
  4. Step 4: Simplify right side
    163,636.12x = 20,778,869,273.67
  5. Step 5: Solve for x
    x = 20,778,869,273.67/163,636.12
  6. Step 6: Final answer
    x = 126,982.17

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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.