Home / 255,425.19-352,514.44-140,715.58

Finding the Fourth Proportional to 255,425.19, 352,514.44 and 140,715.58

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Solution

The fourth proportional to 255,425.19, 352,514.44 and 140,715.58 is: 194,202.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,425.19 : 352,514.44 = 140,715.58 : x
  2. Step 2: Convert to fraction form
    255,425.19/352,514.44 = 140,715.58/x
  3. Step 3: Cross multiply
    255,425.19x = 352,514.44 × 140,715.58
  4. Step 4: Simplify right side
    255,425.19x = 49,604,273,882.98
  5. Step 5: Solve for x
    x = 49,604,273,882.98/255,425.19
  6. Step 6: Final answer
    x = 194,202.75

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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.