Home / 179,704.48-247,988.22-99,132.07

Finding the Fourth Proportional to 179,704.48, 247,988.22 and 99,132.07

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Solution

The fourth proportional to 179,704.48, 247,988.22 and 99,132.07 is: 136,800.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,704.48 : 247,988.22 = 99,132.07 : x
  2. Step 2: Convert to fraction form
    179,704.48/247,988.22 = 99,132.07/x
  3. Step 3: Cross multiply
    179,704.48x = 247,988.22 × 99,132.07
  4. Step 4: Simplify right side
    179,704.48x = 24,583,585,584.22
  5. Step 5: Solve for x
    x = 24,583,585,584.22/179,704.48
  6. Step 6: Final answer
    x = 136,800.07

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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.