Home / 275,773.08-380,608.04-168,405.36

Finding the Fourth Proportional to 275,773.08, 380,608.04 and 168,405.36

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Solution

The fourth proportional to 275,773.08, 380,608.04 and 168,405.36 is: 232,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,773.08 : 380,608.04 = 168,405.36 : x
  2. Step 2: Convert to fraction form
    275,773.08/380,608.04 = 168,405.36/x
  3. Step 3: Cross multiply
    275,773.08x = 380,608.04 × 168,405.36
  4. Step 4: Simplify right side
    275,773.08x = 64,096,433,995.09
  5. Step 5: Solve for x
    x = 64,096,433,995.09/275,773.08
  6. Step 6: Final answer
    x = 232,424.55

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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.