Home / 252,582.66-348,562.32-139,405.38

Finding the Fourth Proportional to 252,582.66, 348,562.32 and 139,405.38

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Solution

The fourth proportional to 252,582.66, 348,562.32 and 139,405.38 is: 192,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,582.66 : 348,562.32 = 139,405.38 : x
  2. Step 2: Convert to fraction form
    252,582.66/348,562.32 = 139,405.38/x
  3. Step 3: Cross multiply
    252,582.66x = 348,562.32 × 139,405.38
  4. Step 4: Simplify right side
    252,582.66x = 48,591,462,673.28
  5. Step 5: Solve for x
    x = 48,591,462,673.28/252,582.66
  6. Step 6: Final answer
    x = 192,378.46

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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.