Home / 57,292.98-85,973.49-30,997.14

Finding the Fourth Proportional to 57,292.98, 85,973.49 and 30,997.14

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Solution

The fourth proportional to 57,292.98, 85,973.49 and 30,997.14 is: 46,514.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,292.98 : 85,973.49 = 30,997.14 : x
  2. Step 2: Convert to fraction form
    57,292.98/85,973.49 = 30,997.14/x
  3. Step 3: Cross multiply
    57,292.98x = 85,973.49 × 30,997.14
  4. Step 4: Simplify right side
    57,292.98x = 2,664,932,305.82
  5. Step 5: Solve for x
    x = 2,664,932,305.82/57,292.98
  6. Step 6: Final answer
    x = 46,514.12

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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.