Home / 91,743.66-126,576.36-53,494.56

Finding the Fourth Proportional to 91,743.66, 126,576.36 and 53,494.56

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Solution

The fourth proportional to 91,743.66, 126,576.36 and 53,494.56 is: 73,805.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,743.66 : 126,576.36 = 53,494.56 : x
  2. Step 2: Convert to fraction form
    91,743.66/126,576.36 = 53,494.56/x
  3. Step 3: Cross multiply
    91,743.66x = 126,576.36 × 53,494.56
  4. Step 4: Simplify right side
    91,743.66x = 6,771,146,684.60
  5. Step 5: Solve for x
    x = 6,771,146,684.60/91,743.66
  6. Step 6: Final answer
    x = 73,805.06

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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.