Home / 292,813.02-404,086.32-163,765.44

Finding the Fourth Proportional to 292,813.02, 404,086.32 and 163,765.44

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Solution

The fourth proportional to 292,813.02, 404,086.32 and 163,765.44 is: 225,998.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,813.02 : 404,086.32 = 163,765.44 : x
  2. Step 2: Convert to fraction form
    292,813.02/404,086.32 = 163,765.44/x
  3. Step 3: Cross multiply
    292,813.02x = 404,086.32 × 163,765.44
  4. Step 4: Simplify right side
    292,813.02x = 66,175,373,992.78
  5. Step 5: Solve for x
    x = 66,175,373,992.78/292,813.02
  6. Step 6: Final answer
    x = 225,998.74

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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.