Home / 252,933.84-349,044.48-138,209.96

Finding the Fourth Proportional to 252,933.84, 349,044.48 and 138,209.96

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Solution

The fourth proportional to 252,933.84, 349,044.48 and 138,209.96 is: 190,727.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,933.84 : 349,044.48 = 138,209.96 : x
  2. Step 2: Convert to fraction form
    252,933.84/349,044.48 = 138,209.96/x
  3. Step 3: Cross multiply
    252,933.84x = 349,044.48 × 138,209.96
  4. Step 4: Simplify right side
    252,933.84x = 48,241,422,055.36
  5. Step 5: Solve for x
    x = 48,241,422,055.36/252,933.84
  6. Step 6: Final answer
    x = 190,727.44

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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.