Home / 255,204.40-352,178.61-142,027.15

Finding the Fourth Proportional to 255,204.40, 352,178.61 and 142,027.15

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Solution

The fourth proportional to 255,204.40, 352,178.61 and 142,027.15 is: 195,995.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,204.40 : 352,178.61 = 142,027.15 : x
  2. Step 2: Convert to fraction form
    255,204.40/352,178.61 = 142,027.15/x
  3. Step 3: Cross multiply
    255,204.40x = 352,178.61 × 142,027.15
  4. Step 4: Simplify right side
    255,204.40x = 50,018,924,269.26
  5. Step 5: Solve for x
    x = 50,018,924,269.26/255,204.40
  6. Step 6: Final answer
    x = 195,995.54

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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.