Home / 66,501.70-91,769.82-37,822.48

Finding the Fourth Proportional to 66,501.70, 91,769.82 and 37,822.48

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Solution

The fourth proportional to 66,501.70, 91,769.82 and 37,822.48 is: 52,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,501.70 : 91,769.82 = 37,822.48 : x
  2. Step 2: Convert to fraction form
    66,501.70/91,769.82 = 37,822.48/x
  3. Step 3: Cross multiply
    66,501.70x = 91,769.82 × 37,822.48
  4. Step 4: Simplify right side
    66,501.70x = 3,470,962,181.55
  5. Step 5: Solve for x
    x = 3,470,962,181.55/66,501.70
  6. Step 6: Final answer
    x = 52,193.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.