Home / 133,486.05-200,222.82-38,713.35

Finding the Fourth Proportional to 133,486.05, 200,222.82 and 38,713.35

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Solution

The fourth proportional to 133,486.05, 200,222.82 and 38,713.35 is: 58,068.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,486.05 : 200,222.82 = 38,713.35 : x
  2. Step 2: Convert to fraction form
    133,486.05/200,222.82 = 38,713.35/x
  3. Step 3: Cross multiply
    133,486.05x = 200,222.82 × 38,713.35
  4. Step 4: Simplify right side
    133,486.05x = 7,751,296,108.65
  5. Step 5: Solve for x
    x = 7,751,296,108.65/133,486.05
  6. Step 6: Final answer
    x = 58,068.21

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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.