Home / 89,140.24-133,731.06-25,961.86

Finding the Fourth Proportional to 89,140.24, 133,731.06 and 25,961.86

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Solution

The fourth proportional to 89,140.24, 133,731.06 and 25,961.86 is: 38,948.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,140.24 : 133,731.06 = 25,961.86 : x
  2. Step 2: Convert to fraction form
    89,140.24/133,731.06 = 25,961.86/x
  3. Step 3: Cross multiply
    89,140.24x = 133,731.06 × 25,961.86
  4. Step 4: Simplify right side
    89,140.24x = 3,471,907,057.37
  5. Step 5: Solve for x
    x = 3,471,907,057.37/89,140.24
  6. Step 6: Final answer
    x = 38,948.82

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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.