Home / 235,513.44-353,983.89-155,823.21

Finding the Fourth Proportional to 235,513.44, 353,983.89 and 155,823.21

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Solution

The fourth proportional to 235,513.44, 353,983.89 and 155,823.21 is: 234,207.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,513.44 : 353,983.89 = 155,823.21 : x
  2. Step 2: Convert to fraction form
    235,513.44/353,983.89 = 155,823.21/x
  3. Step 3: Cross multiply
    235,513.44x = 353,983.89 × 155,823.21
  4. Step 4: Simplify right side
    235,513.44x = 55,158,906,028.09
  5. Step 5: Solve for x
    x = 55,158,906,028.09/235,513.44
  6. Step 6: Final answer
    x = 234,207.04

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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.