Home / 192,913.81-266,213.59-108,026.53

Finding the Fourth Proportional to 192,913.81, 266,213.59 and 108,026.53

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Solution

The fourth proportional to 192,913.81, 266,213.59 and 108,026.53 is: 149,072.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,913.81 : 266,213.59 = 108,026.53 : x
  2. Step 2: Convert to fraction form
    192,913.81/266,213.59 = 108,026.53/x
  3. Step 3: Cross multiply
    192,913.81x = 266,213.59 × 108,026.53
  4. Step 4: Simplify right side
    192,913.81x = 28,758,130,366.54
  5. Step 5: Solve for x
    x = 28,758,130,366.54/192,913.81
  6. Step 6: Final answer
    x = 149,072.43

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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.