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Finding the Fourth Proportional to 133,790.37, 200,719.02 and 94,424.37

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Solution

The fourth proportional to 133,790.37, 200,719.02 and 94,424.37 is: 141,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,790.37 : 200,719.02 = 94,424.37 : x
  2. Step 2: Convert to fraction form
    133,790.37/200,719.02 = 94,424.37/x
  3. Step 3: Cross multiply
    133,790.37x = 200,719.02 × 94,424.37
  4. Step 4: Simplify right side
    133,790.37x = 18,952,767,010.52
  5. Step 5: Solve for x
    x = 18,952,767,010.52/133,790.37
  6. Step 6: Final answer
    x = 141,660.17

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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.