Home / 282,273.10-389,522.37-167,556.58

Finding the Fourth Proportional to 282,273.10, 389,522.37 and 167,556.58

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Solution

The fourth proportional to 282,273.10, 389,522.37 and 167,556.58 is: 231,219.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,273.10 : 389,522.37 = 167,556.58 : x
  2. Step 2: Convert to fraction form
    282,273.10/389,522.37 = 167,556.58/x
  3. Step 3: Cross multiply
    282,273.10x = 389,522.37 × 167,556.58
  4. Step 4: Simplify right side
    282,273.10x = 65,267,036,150.69
  5. Step 5: Solve for x
    x = 65,267,036,150.69/282,273.10
  6. Step 6: Final answer
    x = 231,219.47

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1.5x scale

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.