Home / 89,258.49-123,180.35-53,441.37

Finding the Fourth Proportional to 89,258.49, 123,180.35 and 53,441.37

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Solution

The fourth proportional to 89,258.49, 123,180.35 and 53,441.37 is: 73,751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,258.49 : 123,180.35 = 53,441.37 : x
  2. Step 2: Convert to fraction form
    89,258.49/123,180.35 = 53,441.37/x
  3. Step 3: Cross multiply
    89,258.49x = 123,180.35 × 53,441.37
  4. Step 4: Simplify right side
    89,258.49x = 6,582,926,393.87
  5. Step 5: Solve for x
    x = 6,582,926,393.87/89,258.49
  6. Step 6: Final answer
    x = 73,751.26

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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.