Home / 89,437.88-134,218.38-36,847.28

Finding the Fourth Proportional to 89,437.88, 134,218.38 and 36,847.28

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Solution

The fourth proportional to 89,437.88, 134,218.38 and 36,847.28 is: 55,296.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,437.88 : 134,218.38 = 36,847.28 : x
  2. Step 2: Convert to fraction form
    89,437.88/134,218.38 = 36,847.28/x
  3. Step 3: Cross multiply
    89,437.88x = 134,218.38 × 36,847.28
  4. Step 4: Simplify right side
    89,437.88x = 4,945,582,229.01
  5. Step 5: Solve for x
    x = 4,945,582,229.01/89,437.88
  6. Step 6: Final answer
    x = 55,296.28

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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.