Home / 177,495.81-266,046.50-135,236.57

Finding the Fourth Proportional to 177,495.81, 266,046.50 and 135,236.57

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Solution

The fourth proportional to 177,495.81, 266,046.50 and 135,236.57 is: 202,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,495.81 : 266,046.50 = 135,236.57 : x
  2. Step 2: Convert to fraction form
    177,495.81/266,046.50 = 135,236.57/x
  3. Step 3: Cross multiply
    177,495.81x = 266,046.50 × 135,236.57
  4. Step 4: Simplify right side
    177,495.81x = 35,979,217,001.08
  5. Step 5: Solve for x
    x = 35,979,217,001.08/177,495.81
  6. Step 6: Final answer
    x = 202,704.60

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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.