Home / 255,377.07-382,932.59-95,321.39

Finding the Fourth Proportional to 255,377.07, 382,932.59 and 95,321.39

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Solution

The fourth proportional to 255,377.07, 382,932.59 and 95,321.39 is: 142,932.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,377.07 : 382,932.59 = 95,321.39 : x
  2. Step 2: Convert to fraction form
    255,377.07/382,932.59 = 95,321.39/x
  3. Step 3: Cross multiply
    255,377.07x = 382,932.59 × 95,321.39
  4. Step 4: Simplify right side
    255,377.07x = 36,501,664,363.83
  5. Step 5: Solve for x
    x = 36,501,664,363.83/255,377.07
  6. Step 6: Final answer
    x = 142,932.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.