Home / 305,768.96-458,637.24-95,382.80

Finding the Fourth Proportional to 305,768.96, 458,637.24 and 95,382.80

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Solution

The fourth proportional to 305,768.96, 458,637.24 and 95,382.80 is: 143,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,768.96 : 458,637.24 = 95,382.80 : x
  2. Step 2: Convert to fraction form
    305,768.96/458,637.24 = 95,382.80/x
  3. Step 3: Cross multiply
    305,768.96x = 458,637.24 × 95,382.80
  4. Step 4: Simplify right side
    305,768.96x = 43,746,104,135.47
  5. Step 5: Solve for x
    x = 43,746,104,135.47/305,768.96
  6. Step 6: Final answer
    x = 143,069.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.