Home / 57,415.68-86,149.14-29,320.93

Finding the Fourth Proportional to 57,415.68, 86,149.14 and 29,320.93

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Solution

The fourth proportional to 57,415.68, 86,149.14 and 29,320.93 is: 43,994.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,415.68 : 86,149.14 = 29,320.93 : x
  2. Step 2: Convert to fraction form
    57,415.68/86,149.14 = 29,320.93/x
  3. Step 3: Cross multiply
    57,415.68x = 86,149.14 × 29,320.93
  4. Step 4: Simplify right side
    57,415.68x = 2,525,972,906.33
  5. Step 5: Solve for x
    x = 2,525,972,906.33/57,415.68
  6. Step 6: Final answer
    x = 43,994.48

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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.