Home / 64,457.20-88,951.26-36,163.09

Finding the Fourth Proportional to 64,457.20, 88,951.26 and 36,163.09

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Solution

The fourth proportional to 64,457.20, 88,951.26 and 36,163.09 is: 49,905.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,457.20 : 88,951.26 = 36,163.09 : x
  2. Step 2: Convert to fraction form
    64,457.20/88,951.26 = 36,163.09/x
  3. Step 3: Cross multiply
    64,457.20x = 88,951.26 × 36,163.09
  4. Step 4: Simplify right side
    64,457.20x = 3,216,752,420.99
  5. Step 5: Solve for x
    x = 3,216,752,420.99/64,457.20
  6. Step 6: Final answer
    x = 49,905.25

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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.