Home / 104,951.05-144,832.45-57,204.38

Finding the Fourth Proportional to 104,951.05, 144,832.45 and 57,204.38

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Solution

The fourth proportional to 104,951.05, 144,832.45 and 57,204.38 is: 78,942.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,951.05 : 144,832.45 = 57,204.38 : x
  2. Step 2: Convert to fraction form
    104,951.05/144,832.45 = 57,204.38/x
  3. Step 3: Cross multiply
    104,951.05x = 144,832.45 × 57,204.38
  4. Step 4: Simplify right side
    104,951.05x = 8,285,050,506.13
  5. Step 5: Solve for x
    x = 8,285,050,506.13/104,951.05
  6. Step 6: Final answer
    x = 78,942.04

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1.5x scale

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.