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Finding the Fourth Proportional to 57,683.94, 86,458.04 and 26,057.08

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Solution

The fourth proportional to 57,683.94, 86,458.04 and 26,057.08 is: 39,054.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,683.94 : 86,458.04 = 26,057.08 : x
  2. Step 2: Convert to fraction form
    57,683.94/86,458.04 = 26,057.08/x
  3. Step 3: Cross multiply
    57,683.94x = 86,458.04 × 26,057.08
  4. Step 4: Simplify right side
    57,683.94x = 2,252,844,064.92
  5. Step 5: Solve for x
    x = 2,252,844,064.92/57,683.94
  6. Step 6: Final answer
    x = 39,054.96

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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.