Home / 259,849.16-389,748.20-176,147

Finding the Fourth Proportional to 259,849.16, 389,748.20 and 176,147

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Solution

The fourth proportional to 259,849.16, 389,748.20 and 176,147 is: 264,203.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,849.16 : 389,748.20 = 176,147 : x
  2. Step 2: Convert to fraction form
    259,849.16/389,748.20 = 176,147/x
  3. Step 3: Cross multiply
    259,849.16x = 389,748.20 × 176,147
  4. Step 4: Simplify right side
    259,849.16x = 68,652,976,185.40
  5. Step 5: Solve for x
    x = 68,652,976,185.40/259,849.16
  6. Step 6: Final answer
    x = 264,203.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.