Home / 252,241.25-378,184.47-117,161.91

Finding the Fourth Proportional to 252,241.25, 378,184.47 and 117,161.91

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Solution

The fourth proportional to 252,241.25, 378,184.47 and 117,161.91 is: 175,660.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,241.25 : 378,184.47 = 117,161.91 : x
  2. Step 2: Convert to fraction form
    252,241.25/378,184.47 = 117,161.91/x
  3. Step 3: Cross multiply
    252,241.25x = 378,184.47 × 117,161.91
  4. Step 4: Simplify right side
    252,241.25x = 44,308,812,946.62
  5. Step 5: Solve for x
    x = 44,308,812,946.62/252,241.25
  6. Step 6: Final answer
    x = 175,660.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.