Home / 318,153.20-439,054.37-174,914.25

Finding the Fourth Proportional to 318,153.20, 439,054.37 and 174,914.25

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Solution

The fourth proportional to 318,153.20, 439,054.37 and 174,914.25 is: 241,383.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,153.20 : 439,054.37 = 174,914.25 : x
  2. Step 2: Convert to fraction form
    318,153.20/439,054.37 = 174,914.25/x
  3. Step 3: Cross multiply
    318,153.20x = 439,054.37 × 174,914.25
  4. Step 4: Simplify right side
    318,153.20x = 76,796,864,963.20
  5. Step 5: Solve for x
    x = 76,796,864,963.20/318,153.20
  6. Step 6: Final answer
    x = 241,383.29

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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.