Home / 163,136.07-225,126.79-95,147.71

Finding the Fourth Proportional to 163,136.07, 225,126.79 and 95,147.71

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Solution

The fourth proportional to 163,136.07, 225,126.79 and 95,147.71 is: 131,303.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,136.07 : 225,126.79 = 95,147.71 : x
  2. Step 2: Convert to fraction form
    163,136.07/225,126.79 = 95,147.71/x
  3. Step 3: Cross multiply
    163,136.07x = 225,126.79 × 95,147.71
  4. Step 4: Simplify right side
    163,136.07x = 21,420,297,727.46
  5. Step 5: Solve for x
    x = 21,420,297,727.46/163,136.07
  6. Step 6: Final answer
    x = 131,303.26

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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.