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Finding the Fourth Proportional to 141,878.37, 212,839.44 and 48,362.25

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Solution

The fourth proportional to 141,878.37, 212,839.44 and 48,362.25 is: 72,550.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,878.37 : 212,839.44 = 48,362.25 : x
  2. Step 2: Convert to fraction form
    141,878.37/212,839.44 = 48,362.25/x
  3. Step 3: Cross multiply
    141,878.37x = 212,839.44 × 48,362.25
  4. Step 4: Simplify right side
    141,878.37x = 10,293,394,207.14
  5. Step 5: Solve for x
    x = 10,293,394,207.14/141,878.37
  6. Step 6: Final answer
    x = 72,550.83

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1.5x scale

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.