Home / 89,033.70-133,563.76-25,854.36

Finding the Fourth Proportional to 89,033.70, 133,563.76 and 25,854.36

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Solution

The fourth proportional to 89,033.70, 133,563.76 and 25,854.36 is: 38,785.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,033.70 : 133,563.76 = 25,854.36 : x
  2. Step 2: Convert to fraction form
    89,033.70/133,563.76 = 25,854.36/x
  3. Step 3: Cross multiply
    89,033.70x = 133,563.76 × 25,854.36
  4. Step 4: Simplify right side
    89,033.70x = 3,453,205,533.99
  5. Step 5: Solve for x
    x = 3,453,205,533.99/89,033.70
  6. Step 6: Final answer
    x = 38,785.38

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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.