Home / 193,477.59-266,984.44-108,578.25

Finding the Fourth Proportional to 193,477.59, 266,984.44 and 108,578.25

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Solution

The fourth proportional to 193,477.59, 266,984.44 and 108,578.25 is: 149,829.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,477.59 : 266,984.44 = 108,578.25 : x
  2. Step 2: Convert to fraction form
    193,477.59/266,984.44 = 108,578.25/x
  3. Step 3: Cross multiply
    193,477.59x = 266,984.44 × 108,578.25
  4. Step 4: Simplify right side
    193,477.59x = 28,988,703,000.98
  5. Step 5: Solve for x
    x = 28,988,703,000.98/193,477.59
  6. Step 6: Final answer
    x = 149,829.77

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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.