Home / 229,938.36-344,993.04-103,540.56

Finding the Fourth Proportional to 229,938.36, 344,993.04 and 103,540.56

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Solution

The fourth proportional to 229,938.36, 344,993.04 and 103,540.56 is: 155,349.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,938.36 : 344,993.04 = 103,540.56 : x
  2. Step 2: Convert to fraction form
    229,938.36/344,993.04 = 103,540.56/x
  3. Step 3: Cross multiply
    229,938.36x = 344,993.04 × 103,540.56
  4. Step 4: Simplify right side
    229,938.36x = 35,720,772,557.70
  5. Step 5: Solve for x
    x = 35,720,772,557.70/229,938.36
  6. Step 6: Final answer
    x = 155,349.34

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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.