Home / 144,576.54-199,491.82-90,823.49

Finding the Fourth Proportional to 144,576.54, 199,491.82 and 90,823.49

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Solution

The fourth proportional to 144,576.54, 199,491.82 and 90,823.49 is: 125,321.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,576.54 : 199,491.82 = 90,823.49 : x
  2. Step 2: Convert to fraction form
    144,576.54/199,491.82 = 90,823.49/x
  3. Step 3: Cross multiply
    144,576.54x = 199,491.82 × 90,823.49
  4. Step 4: Simplify right side
    144,576.54x = 18,118,542,094.33
  5. Step 5: Solve for x
    x = 18,118,542,094.33/144,576.54
  6. Step 6: Final answer
    x = 125,321.45

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1.5x scale

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.