Home / 292,023.31-403,078.35-171,190.75

Finding the Fourth Proportional to 292,023.31, 403,078.35 and 171,190.75

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Solution

The fourth proportional to 292,023.31, 403,078.35 and 171,190.75 is: 236,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,023.31 : 403,078.35 = 171,190.75 : x
  2. Step 2: Convert to fraction form
    292,023.31/403,078.35 = 171,190.75/x
  3. Step 3: Cross multiply
    292,023.31x = 403,078.35 × 171,190.75
  4. Step 4: Simplify right side
    292,023.31x = 69,003,284,953.83
  5. Step 5: Solve for x
    x = 69,003,284,953.83/292,023.31
  6. Step 6: Final answer
    x = 236,293.76

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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.