Home / 82,334.48-123,667.05-49,119.44

Finding the Fourth Proportional to 82,334.48, 123,667.05 and 49,119.44

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Solution

The fourth proportional to 82,334.48, 123,667.05 and 49,119.44 is: 73,777.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,334.48 : 123,667.05 = 49,119.44 : x
  2. Step 2: Convert to fraction form
    82,334.48/123,667.05 = 49,119.44/x
  3. Step 3: Cross multiply
    82,334.48x = 123,667.05 × 49,119.44
  4. Step 4: Simplify right side
    82,334.48x = 6,074,456,242.45
  5. Step 5: Solve for x
    x = 6,074,456,242.45/82,334.48
  6. Step 6: Final answer
    x = 73,777.79

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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.