Home / 254,217.51-381,326.73-104,353.35

Finding the Fourth Proportional to 254,217.51, 381,326.73 and 104,353.35

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Solution

The fourth proportional to 254,217.51, 381,326.73 and 104,353.35 is: 156,530.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,217.51 : 381,326.73 = 104,353.35 : x
  2. Step 2: Convert to fraction form
    254,217.51/381,326.73 = 104,353.35/x
  3. Step 3: Cross multiply
    254,217.51x = 381,326.73 × 104,353.35
  4. Step 4: Simplify right side
    254,217.51x = 39,792,721,720.05
  5. Step 5: Solve for x
    x = 39,792,721,720.05/254,217.51
  6. Step 6: Final answer
    x = 156,530.22

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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.