Home / 275,763.08-380,594.19-168,395.36

Finding the Fourth Proportional to 275,763.08, 380,594.19 and 168,395.36

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Solution

The fourth proportional to 275,763.08, 380,594.19 and 168,395.36 is: 232,410.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,763.08 : 380,594.19 = 168,395.36 : x
  2. Step 2: Convert to fraction form
    275,763.08/380,594.19 = 168,395.36/x
  3. Step 3: Cross multiply
    275,763.08x = 380,594.19 × 168,395.36
  4. Step 4: Simplify right side
    275,763.08x = 64,090,294,367.47
  5. Step 5: Solve for x
    x = 64,090,294,367.47/275,763.08
  6. Step 6: Final answer
    x = 232,410.71

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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.