Home / 252,493.34-348,448.10-139,323.38

Finding the Fourth Proportional to 252,493.34, 348,448.10 and 139,323.38

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Solution

The fourth proportional to 252,493.34, 348,448.10 and 139,323.38 is: 192,270.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,493.34 : 348,448.10 = 139,323.38 : x
  2. Step 2: Convert to fraction form
    252,493.34/348,448.10 = 139,323.38/x
  3. Step 3: Cross multiply
    252,493.34x = 348,448.10 × 139,323.38
  4. Step 4: Simplify right side
    252,493.34x = 48,546,964,607.72
  5. Step 5: Solve for x
    x = 48,546,964,607.72/252,493.34
  6. Step 6: Final answer
    x = 192,270.28

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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.