Home / 179,704.32-247,991.26-99,136.86

Finding the Fourth Proportional to 179,704.32, 247,991.26 and 99,136.86

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Solution

The fourth proportional to 179,704.32, 247,991.26 and 99,136.86 is: 136,808.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,704.32 : 247,991.26 = 99,136.86 : x
  2. Step 2: Convert to fraction form
    179,704.32/247,991.26 = 99,136.86/x
  3. Step 3: Cross multiply
    179,704.32x = 247,991.26 × 99,136.86
  4. Step 4: Simplify right side
    179,704.32x = 24,585,074,823.84
  5. Step 5: Solve for x
    x = 24,585,074,823.84/179,704.32
  6. Step 6: Final answer
    x = 136,808.48

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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.