Home / 175,079.37-262,198.11-99,971.94

Finding the Fourth Proportional to 175,079.37, 262,198.11 and 99,971.94

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Solution

The fourth proportional to 175,079.37, 262,198.11 and 99,971.94 is: 149,717.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,079.37 : 262,198.11 = 99,971.94 : x
  2. Step 2: Convert to fraction form
    175,079.37/262,198.11 = 99,971.94/x
  3. Step 3: Cross multiply
    175,079.37x = 262,198.11 × 99,971.94
  4. Step 4: Simplify right side
    175,079.37x = 26,212,453,721.03
  5. Step 5: Solve for x
    x = 26,212,453,721.03/175,079.37
  6. Step 6: Final answer
    x = 149,717.55

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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.