Home / 58,665.43-80,965.64-33,173.21

Finding the Fourth Proportional to 58,665.43, 80,965.64 and 33,173.21

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Solution

The fourth proportional to 58,665.43, 80,965.64 and 33,173.21 is: 45,783.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,665.43 : 80,965.64 = 33,173.21 : x
  2. Step 2: Convert to fraction form
    58,665.43/80,965.64 = 33,173.21/x
  3. Step 3: Cross multiply
    58,665.43x = 80,965.64 × 33,173.21
  4. Step 4: Simplify right side
    58,665.43x = 2,685,890,463.85
  5. Step 5: Solve for x
    x = 2,685,890,463.85/58,665.43
  6. Step 6: Final answer
    x = 45,783.19

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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.