Home / 64,824.54-89,457.92-36,146.82

Finding the Fourth Proportional to 64,824.54, 89,457.92 and 36,146.82

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Solution

The fourth proportional to 64,824.54, 89,457.92 and 36,146.82 is: 49,882.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,824.54 : 89,457.92 = 36,146.82 : x
  2. Step 2: Convert to fraction form
    64,824.54/89,457.92 = 36,146.82/x
  3. Step 3: Cross multiply
    64,824.54x = 89,457.92 × 36,146.82
  4. Step 4: Simplify right side
    64,824.54x = 3,233,619,151.08
  5. Step 5: Solve for x
    x = 3,233,619,151.08/64,824.54
  6. Step 6: Final answer
    x = 49,882.64

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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.