Home / 252,982.54-349,102.16-139,798

Finding the Fourth Proportional to 252,982.54, 349,102.16 and 139,798

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Solution

The fourth proportional to 252,982.54, 349,102.16 and 139,798 is: 192,913.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,982.54 : 349,102.16 = 139,798 : x
  2. Step 2: Convert to fraction form
    252,982.54/349,102.16 = 139,798/x
  3. Step 3: Cross multiply
    252,982.54x = 349,102.16 × 139,798
  4. Step 4: Simplify right side
    252,982.54x = 48,803,783,763.68
  5. Step 5: Solve for x
    x = 48,803,783,763.68/252,982.54
  6. Step 6: Final answer
    x = 192,913.64

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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.