Home / 252,341.37-348,231.42-137,620.26

Finding the Fourth Proportional to 252,341.37, 348,231.42 and 137,620.26

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Solution

The fourth proportional to 252,341.37, 348,231.42 and 137,620.26 is: 189,916.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,341.37 : 348,231.42 = 137,620.26 : x
  2. Step 2: Convert to fraction form
    252,341.37/348,231.42 = 137,620.26/x
  3. Step 3: Cross multiply
    252,341.37x = 348,231.42 × 137,620.26
  4. Step 4: Simplify right side
    252,341.37x = 47,923,698,560.57
  5. Step 5: Solve for x
    x = 47,923,698,560.57/252,341.37
  6. Step 6: Final answer
    x = 189,916.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.