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Finding the Fourth Proportional to 133,701.48, 200,536.56 and 53,736.30

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Solution

The fourth proportional to 133,701.48, 200,536.56 and 53,736.30 is: 80,598.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,701.48 : 200,536.56 = 53,736.30 : x
  2. Step 2: Convert to fraction form
    133,701.48/200,536.56 = 53,736.30/x
  3. Step 3: Cross multiply
    133,701.48x = 200,536.56 × 53,736.30
  4. Step 4: Simplify right side
    133,701.48x = 10,776,092,749.13
  5. Step 5: Solve for x
    x = 10,776,092,749.13/133,701.48
  6. Step 6: Final answer
    x = 80,598.16

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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.