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Finding the Fourth Proportional to 57,817.04, 86,656.52 and 29,750.56

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Solution

The fourth proportional to 57,817.04, 86,656.52 and 29,750.56 is: 44,590.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,817.04 : 86,656.52 = 29,750.56 : x
  2. Step 2: Convert to fraction form
    57,817.04/86,656.52 = 29,750.56/x
  3. Step 3: Cross multiply
    57,817.04x = 86,656.52 × 29,750.56
  4. Step 4: Simplify right side
    57,817.04x = 2,578,079,997.65
  5. Step 5: Solve for x
    x = 2,578,079,997.65/57,817.04
  6. Step 6: Final answer
    x = 44,590.31

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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.