Home / 254,707.39-351,504.10-139,983.94

Finding the Fourth Proportional to 254,707.39, 351,504.10 and 139,983.94

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Solution

The fourth proportional to 254,707.39, 351,504.10 and 139,983.94 is: 193,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,707.39 : 351,504.10 = 139,983.94 : x
  2. Step 2: Convert to fraction form
    254,707.39/351,504.10 = 139,983.94/x
  3. Step 3: Cross multiply
    254,707.39x = 351,504.10 × 139,983.94
  4. Step 4: Simplify right side
    254,707.39x = 49,204,929,458.51
  5. Step 5: Solve for x
    x = 49,204,929,458.51/254,707.39
  6. Step 6: Final answer
    x = 193,182.18

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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.