Home / 132,633.72-183,043.26-76,046.04

Finding the Fourth Proportional to 132,633.72, 183,043.26 and 76,046.04

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Solution

The fourth proportional to 132,633.72, 183,043.26 and 76,046.04 is: 104,948.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,633.72 : 183,043.26 = 76,046.04 : x
  2. Step 2: Convert to fraction form
    132,633.72/183,043.26 = 76,046.04/x
  3. Step 3: Cross multiply
    132,633.72x = 183,043.26 × 76,046.04
  4. Step 4: Simplify right side
    132,633.72x = 13,919,715,071.69
  5. Step 5: Solve for x
    x = 13,919,715,071.69/132,633.72
  6. Step 6: Final answer
    x = 104,948.54

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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.