Home / 281,636.06-388,346.73-179,500.10

Finding the Fourth Proportional to 281,636.06, 388,346.73 and 179,500.10

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Solution

The fourth proportional to 281,636.06, 388,346.73 and 179,500.10 is: 247,511.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,636.06 : 388,346.73 = 179,500.10 : x
  2. Step 2: Convert to fraction form
    281,636.06/388,346.73 = 179,500.10/x
  3. Step 3: Cross multiply
    281,636.06x = 388,346.73 × 179,500.10
  4. Step 4: Simplify right side
    281,636.06x = 69,708,276,869.67
  5. Step 5: Solve for x
    x = 69,708,276,869.67/281,636.06
  6. Step 6: Final answer
    x = 247,511.90

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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.