Home / 147,053.82-202,955.31-82,529.94

Finding the Fourth Proportional to 147,053.82, 202,955.31 and 82,529.94

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Solution

The fourth proportional to 147,053.82, 202,955.31 and 82,529.94 is: 113,903.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,053.82 : 202,955.31 = 82,529.94 : x
  2. Step 2: Convert to fraction form
    147,053.82/202,955.31 = 82,529.94/x
  3. Step 3: Cross multiply
    147,053.82x = 202,955.31 × 82,529.94
  4. Step 4: Simplify right side
    147,053.82x = 16,749,889,556.98
  5. Step 5: Solve for x
    x = 16,749,889,556.98/147,053.82
  6. Step 6: Final answer
    x = 113,903.12

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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.