Home / 255,748.08-352,919.52-142,548.96

Finding the Fourth Proportional to 255,748.08, 352,919.52 and 142,548.96

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Solution

The fourth proportional to 255,748.08, 352,919.52 and 142,548.96 is: 196,710.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,748.08 : 352,919.52 = 142,548.96 : x
  2. Step 2: Convert to fraction form
    255,748.08/352,919.52 = 142,548.96/x
  3. Step 3: Cross multiply
    255,748.08x = 352,919.52 × 142,548.96
  4. Step 4: Simplify right side
    255,748.08x = 50,308,310,539.70
  5. Step 5: Solve for x
    x = 50,308,310,539.70/255,748.08
  6. Step 6: Final answer
    x = 196,710.41

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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.