Home / 263,930.20-364,128.21-173,335.24

Finding the Fourth Proportional to 263,930.20, 364,128.21 and 173,335.24

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Solution

The fourth proportional to 263,930.20, 364,128.21 and 173,335.24 is: 239,139.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,930.20 : 364,128.21 = 173,335.24 : x
  2. Step 2: Convert to fraction form
    263,930.20/364,128.21 = 173,335.24/x
  3. Step 3: Cross multiply
    263,930.20x = 364,128.21 × 173,335.24
  4. Step 4: Simplify right side
    263,930.20x = 63,116,251,126.28
  5. Step 5: Solve for x
    x = 63,116,251,126.28/263,930.20
  6. Step 6: Final answer
    x = 239,139.94

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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.