Home / 318,131.72-439,030.16-174,895.37

Finding the Fourth Proportional to 318,131.72, 439,030.16 and 174,895.37

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Solution

The fourth proportional to 318,131.72, 439,030.16 and 174,895.37 is: 241,360.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,131.72 : 439,030.16 = 174,895.37 : x
  2. Step 2: Convert to fraction form
    318,131.72/439,030.16 = 174,895.37/x
  3. Step 3: Cross multiply
    318,131.72x = 439,030.16 × 174,895.37
  4. Step 4: Simplify right side
    318,131.72x = 76,784,339,204.73
  5. Step 5: Solve for x
    x = 76,784,339,204.73/318,131.72
  6. Step 6: Final answer
    x = 241,360.22

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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.