Home / 104,502.49-156,759.71-33,431.38

Finding the Fourth Proportional to 104,502.49, 156,759.71 and 33,431.38

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Solution

The fourth proportional to 104,502.49, 156,759.71 and 33,431.38 is: 50,148.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,502.49 : 156,759.71 = 33,431.38 : x
  2. Step 2: Convert to fraction form
    104,502.49/156,759.71 = 33,431.38/x
  3. Step 3: Cross multiply
    104,502.49x = 156,759.71 × 33,431.38
  4. Step 4: Simplify right side
    104,502.49x = 5,240,693,433.70
  5. Step 5: Solve for x
    x = 5,240,693,433.70/104,502.49
  6. Step 6: Final answer
    x = 50,148.98

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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.