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Finding the Fourth Proportional to 57,653.99, 79,562.60 and 32,162.01

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Solution

The fourth proportional to 57,653.99, 79,562.60 and 32,162.01 is: 44,383.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,653.99 : 79,562.60 = 32,162.01 : x
  2. Step 2: Convert to fraction form
    57,653.99/79,562.60 = 32,162.01/x
  3. Step 3: Cross multiply
    57,653.99x = 79,562.60 × 32,162.01
  4. Step 4: Simplify right side
    57,653.99x = 2,558,893,136.83
  5. Step 5: Solve for x
    x = 2,558,893,136.83/57,653.99
  6. Step 6: Final answer
    x = 44,383.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.