Home / 301,212.12-451,796.82-141,323.16

Finding the Fourth Proportional to 301,212.12, 451,796.82 and 141,323.16

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Solution

The fourth proportional to 301,212.12, 451,796.82 and 141,323.16 is: 211,974.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,212.12 : 451,796.82 = 141,323.16 : x
  2. Step 2: Convert to fraction form
    301,212.12/451,796.82 = 141,323.16/x
  3. Step 3: Cross multiply
    301,212.12x = 451,796.82 × 141,323.16
  4. Step 4: Simplify right side
    301,212.12x = 63,849,354,280.35
  5. Step 5: Solve for x
    x = 63,849,354,280.35/301,212.12
  6. Step 6: Final answer
    x = 211,974.72

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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.