Home / 281,556.29-388,236.35-179,419.98

Finding the Fourth Proportional to 281,556.29, 388,236.35 and 179,419.98

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Solution

The fourth proportional to 281,556.29, 388,236.35 and 179,419.98 is: 247,401.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,556.29 : 388,236.35 = 179,419.98 : x
  2. Step 2: Convert to fraction form
    281,556.29/388,236.35 = 179,419.98/x
  3. Step 3: Cross multiply
    281,556.29x = 388,236.35 × 179,419.98
  4. Step 4: Simplify right side
    281,556.29x = 69,657,357,255.17
  5. Step 5: Solve for x
    x = 69,657,357,255.17/281,556.29
  6. Step 6: Final answer
    x = 247,401.18

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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.