Home / 217,032.44-324,305.21-165,457.51

Finding the Fourth Proportional to 217,032.44, 324,305.21 and 165,457.51

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Solution

The fourth proportional to 217,032.44, 324,305.21 and 165,457.51 is: 247,238.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,032.44 : 324,305.21 = 165,457.51 : x
  2. Step 2: Convert to fraction form
    217,032.44/324,305.21 = 165,457.51/x
  3. Step 3: Cross multiply
    217,032.44x = 324,305.21 × 165,457.51
  4. Step 4: Simplify right side
    217,032.44x = 53,658,732,129.51
  5. Step 5: Solve for x
    x = 53,658,732,129.51/217,032.44
  6. Step 6: Final answer
    x = 247,238.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.