Home / 251,086.85-346,555.03-165,053.78

Finding the Fourth Proportional to 251,086.85, 346,555.03 and 165,053.78

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Solution

The fourth proportional to 251,086.85, 346,555.03 and 165,053.78 is: 227,810.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,086.85 : 346,555.03 = 165,053.78 : x
  2. Step 2: Convert to fraction form
    251,086.85/346,555.03 = 165,053.78/x
  3. Step 3: Cross multiply
    251,086.85x = 346,555.03 × 165,053.78
  4. Step 4: Simplify right side
    251,086.85x = 57,200,215,987.86
  5. Step 5: Solve for x
    x = 57,200,215,987.86/251,086.85
  6. Step 6: Final answer
    x = 227,810.48

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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.