Home / 57,148.25-85,665.87-27,109.82

Finding the Fourth Proportional to 57,148.25, 85,665.87 and 27,109.82

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Solution

The fourth proportional to 57,148.25, 85,665.87 and 27,109.82 is: 40,637.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,148.25 : 85,665.87 = 27,109.82 : x
  2. Step 2: Convert to fraction form
    57,148.25/85,665.87 = 27,109.82/x
  3. Step 3: Cross multiply
    57,148.25x = 85,665.87 × 27,109.82
  4. Step 4: Simplify right side
    57,148.25x = 2,322,386,315.84
  5. Step 5: Solve for x
    x = 2,322,386,315.84/57,148.25
  6. Step 6: Final answer
    x = 40,637.93

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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.