Home / 132,936.96-199,434.24-39,440

Finding the Fourth Proportional to 132,936.96, 199,434.24 and 39,440

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Solution

The fourth proportional to 132,936.96, 199,434.24 and 39,440 is: 59,168.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,936.96 : 199,434.24 = 39,440 : x
  2. Step 2: Convert to fraction form
    132,936.96/199,434.24 = 39,440/x
  3. Step 3: Cross multiply
    132,936.96x = 199,434.24 × 39,440
  4. Step 4: Simplify right side
    132,936.96x = 7,865,686,425.60
  5. Step 5: Solve for x
    x = 7,865,686,425.60/132,936.96
  6. Step 6: Final answer
    x = 59,168.54

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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.