Home / 165,639.72-228,585.58-94,021.94

Finding the Fourth Proportional to 165,639.72, 228,585.58 and 94,021.94

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Solution

The fourth proportional to 165,639.72, 228,585.58 and 94,021.94 is: 129,751.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,639.72 : 228,585.58 = 94,021.94 : x
  2. Step 2: Convert to fraction form
    165,639.72/228,585.58 = 94,021.94/x
  3. Step 3: Cross multiply
    165,639.72x = 228,585.58 × 94,021.94
  4. Step 4: Simplify right side
    165,639.72x = 21,492,059,687.63
  5. Step 5: Solve for x
    x = 21,492,059,687.63/165,639.72
  6. Step 6: Final answer
    x = 129,751.85

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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.