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Finding the Fourth Proportional to 133,917.06, 200,953.47 and 60,045.06

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Solution

The fourth proportional to 133,917.06, 200,953.47 and 60,045.06 is: 90,102.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,917.06 : 200,953.47 = 60,045.06 : x
  2. Step 2: Convert to fraction form
    133,917.06/200,953.47 = 60,045.06/x
  3. Step 3: Cross multiply
    133,917.06x = 200,953.47 × 60,045.06
  4. Step 4: Simplify right side
    133,917.06x = 12,066,263,163.36
  5. Step 5: Solve for x
    x = 12,066,263,163.36/133,917.06
  6. Step 6: Final answer
    x = 90,102.51

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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.