Home / 122,882.68-184,028.78-70,132.24

Finding the Fourth Proportional to 122,882.68, 184,028.78 and 70,132.24

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Solution

The fourth proportional to 122,882.68, 184,028.78 and 70,132.24 is: 105,029.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,882.68 : 184,028.78 = 70,132.24 : x
  2. Step 2: Convert to fraction form
    122,882.68/184,028.78 = 70,132.24/x
  3. Step 3: Cross multiply
    122,882.68x = 184,028.78 × 70,132.24
  4. Step 4: Simplify right side
    122,882.68x = 12,906,350,215.21
  5. Step 5: Solve for x
    x = 12,906,350,215.21/122,882.68
  6. Step 6: Final answer
    x = 105,029.86

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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.