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Finding the Fourth Proportional to 93,668.53, 140,548.93 and 43,741.37

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Solution

The fourth proportional to 93,668.53, 140,548.93 and 43,741.37 is: 65,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,668.53 : 140,548.93 = 43,741.37 : x
  2. Step 2: Convert to fraction form
    93,668.53/140,548.93 = 43,741.37/x
  3. Step 3: Cross multiply
    93,668.53x = 140,548.93 × 43,741.37
  4. Step 4: Simplify right side
    93,668.53x = 6,147,802,514.94
  5. Step 5: Solve for x
    x = 6,147,802,514.94/93,668.53
  6. Step 6: Final answer
    x = 65,633.60

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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.