Home / 255,673.94-352,823.55-140,949.92

Finding the Fourth Proportional to 255,673.94, 352,823.55 and 140,949.92

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Solution

The fourth proportional to 255,673.94, 352,823.55 and 140,949.92 is: 194,507.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,673.94 : 352,823.55 = 140,949.92 : x
  2. Step 2: Convert to fraction form
    255,673.94/352,823.55 = 140,949.92/x
  3. Step 3: Cross multiply
    255,673.94x = 352,823.55 × 140,949.92
  4. Step 4: Simplify right side
    255,673.94x = 49,730,451,500.11
  5. Step 5: Solve for x
    x = 49,730,451,500.11/255,673.94
  6. Step 6: Final answer
    x = 194,507.31

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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.