Home / 222,438.20-307,104.15-171,354.74

Finding the Fourth Proportional to 222,438.20, 307,104.15 and 171,354.74

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Solution

The fourth proportional to 222,438.20, 307,104.15 and 171,354.74 is: 236,576.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,438.20 : 307,104.15 = 171,354.74 : x
  2. Step 2: Convert to fraction form
    222,438.20/307,104.15 = 171,354.74/x
  3. Step 3: Cross multiply
    222,438.20x = 307,104.15 × 171,354.74
  4. Step 4: Simplify right side
    222,438.20x = 52,623,750,240.65
  5. Step 5: Solve for x
    x = 52,623,750,240.65/222,438.20
  6. Step 6: Final answer
    x = 236,576.95

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1.5x scale

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.