Home / 104,916.63-144,785.01-57,169.96

Finding the Fourth Proportional to 104,916.63, 144,785.01 and 57,169.96

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Solution

The fourth proportional to 104,916.63, 144,785.01 and 57,169.96 is: 78,894.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,916.63 : 144,785.01 = 57,169.96 : x
  2. Step 2: Convert to fraction form
    104,916.63/144,785.01 = 57,169.96/x
  3. Step 3: Cross multiply
    104,916.63x = 144,785.01 × 57,169.96
  4. Step 4: Simplify right side
    104,916.63x = 8,277,353,230.30
  5. Step 5: Solve for x
    x = 8,277,353,230.30/104,916.63
  6. Step 6: Final answer
    x = 78,894.58

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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.