Home / 252,573.31-348,550.45-139,395.25

Finding the Fourth Proportional to 252,573.31, 348,550.45 and 139,395.25

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Solution

The fourth proportional to 252,573.31, 348,550.45 and 139,395.25 is: 192,365.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,573.31 : 348,550.45 = 139,395.25 : x
  2. Step 2: Convert to fraction form
    252,573.31/348,550.45 = 139,395.25/x
  3. Step 3: Cross multiply
    252,573.31x = 348,550.45 × 139,395.25
  4. Step 4: Simplify right side
    252,573.31x = 48,586,277,115.36
  5. Step 5: Solve for x
    x = 48,586,277,115.36/252,573.31
  6. Step 6: Final answer
    x = 192,365.05

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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.