Home / 226,437.69-339,135.75-131,432.58

Finding the Fourth Proportional to 226,437.69, 339,135.75 and 131,432.58

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Solution

The fourth proportional to 226,437.69, 339,135.75 and 131,432.58 is: 196,846.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,437.69 : 339,135.75 = 131,432.58 : x
  2. Step 2: Convert to fraction form
    226,437.69/339,135.75 = 131,432.58/x
  3. Step 3: Cross multiply
    226,437.69x = 339,135.75 × 131,432.58
  4. Step 4: Simplify right side
    226,437.69x = 44,573,486,592.74
  5. Step 5: Solve for x
    x = 44,573,486,592.74/226,437.69
  6. Step 6: Final answer
    x = 196,846.59

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1.5x scale

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.