Home / 76,020.30-104,910.95-50,482.62

Finding the Fourth Proportional to 76,020.30, 104,910.95 and 50,482.62

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Solution

The fourth proportional to 76,020.30, 104,910.95 and 50,482.62 is: 69,667.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,020.30 : 104,910.95 = 50,482.62 : x
  2. Step 2: Convert to fraction form
    76,020.30/104,910.95 = 50,482.62/x
  3. Step 3: Cross multiply
    76,020.30x = 104,910.95 × 50,482.62
  4. Step 4: Simplify right side
    76,020.30x = 5,296,179,748.90
  5. Step 5: Solve for x
    x = 5,296,179,748.90/76,020.30
  6. Step 6: Final answer
    x = 69,667.97

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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.