Home / 133,619.48-200,436.08-33,780.52

Finding the Fourth Proportional to 133,619.48, 200,436.08 and 33,780.52

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Solution

The fourth proportional to 133,619.48, 200,436.08 and 33,780.52 is: 50,672.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,619.48 : 200,436.08 = 33,780.52 : x
  2. Step 2: Convert to fraction form
    133,619.48/200,436.08 = 33,780.52/x
  3. Step 3: Cross multiply
    133,619.48x = 200,436.08 × 33,780.52
  4. Step 4: Simplify right side
    133,619.48x = 6,770,835,009.16
  5. Step 5: Solve for x
    x = 6,770,835,009.16/133,619.48
  6. Step 6: Final answer
    x = 50,672.51

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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.