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Finding the Fourth Proportional to 57,741.48, 86,640.93 and 32,425.26

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Solution

The fourth proportional to 57,741.48, 86,640.93 and 32,425.26 is: 48,654.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,741.48 : 86,640.93 = 32,425.26 : x
  2. Step 2: Convert to fraction form
    57,741.48/86,640.93 = 32,425.26/x
  3. Step 3: Cross multiply
    57,741.48x = 86,640.93 × 32,425.26
  4. Step 4: Simplify right side
    57,741.48x = 2,809,354,681.89
  5. Step 5: Solve for x
    x = 2,809,354,681.89/57,741.48
  6. Step 6: Final answer
    x = 48,654.01

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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.