Home / 179,122.88-247,189.56-98,548.68

Finding the Fourth Proportional to 179,122.88, 247,189.56 and 98,548.68

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Solution

The fourth proportional to 179,122.88, 247,189.56 and 98,548.68 is: 135,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,122.88 : 247,189.56 = 98,548.68 : x
  2. Step 2: Convert to fraction form
    179,122.88/247,189.56 = 98,548.68/x
  3. Step 3: Cross multiply
    179,122.88x = 247,189.56 × 98,548.68
  4. Step 4: Simplify right side
    179,122.88x = 24,360,204,847.78
  5. Step 5: Solve for x
    x = 24,360,204,847.78/179,122.88
  6. Step 6: Final answer
    x = 135,997.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.