Home / 318,131.48-439,029.82-174,895.14

Finding the Fourth Proportional to 318,131.48, 439,029.82 and 174,895.14

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Solution

The fourth proportional to 318,131.48, 439,029.82 and 174,895.14 is: 241,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,131.48 : 439,029.82 = 174,895.14 : x
  2. Step 2: Convert to fraction form
    318,131.48/439,029.82 = 174,895.14/x
  3. Step 3: Cross multiply
    318,131.48x = 439,029.82 × 174,895.14
  4. Step 4: Simplify right side
    318,131.48x = 76,784,181,833.07
  5. Step 5: Solve for x
    x = 76,784,181,833.07/318,131.48
  6. Step 6: Final answer
    x = 241,359.90

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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.