Home / 58,668.38-80,961.85-33,179.76

Finding the Fourth Proportional to 58,668.38, 80,961.85 and 33,179.76

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Solution

The fourth proportional to 58,668.38, 80,961.85 and 33,179.76 is: 45,787.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,668.38 : 80,961.85 = 33,179.76 : x
  2. Step 2: Convert to fraction form
    58,668.38/80,961.85 = 33,179.76/x
  3. Step 3: Cross multiply
    58,668.38x = 80,961.85 × 33,179.76
  4. Step 4: Simplify right side
    58,668.38x = 2,686,294,181.45
  5. Step 5: Solve for x
    x = 2,686,294,181.45/58,668.38
  6. Step 6: Final answer
    x = 45,787.77

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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.