Home / 216,541.44-324,808.61-64,738.89

Finding the Fourth Proportional to 216,541.44, 324,808.61 and 64,738.89

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Solution

The fourth proportional to 216,541.44, 324,808.61 and 64,738.89 is: 97,107.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,541.44 : 324,808.61 = 64,738.89 : x
  2. Step 2: Convert to fraction form
    216,541.44/324,808.61 = 64,738.89/x
  3. Step 3: Cross multiply
    216,541.44x = 324,808.61 × 64,738.89
  4. Step 4: Simplify right side
    216,541.44x = 21,027,748,550.15
  5. Step 5: Solve for x
    x = 21,027,748,550.15/216,541.44
  6. Step 6: Final answer
    x = 97,107.27

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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.