Home / 155,084.54-232,648.59-76,201.88

Finding the Fourth Proportional to 155,084.54, 232,648.59 and 76,201.88

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Solution

The fourth proportional to 155,084.54, 232,648.59 and 76,201.88 is: 114,313.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,084.54 : 232,648.59 = 76,201.88 : x
  2. Step 2: Convert to fraction form
    155,084.54/232,648.59 = 76,201.88/x
  3. Step 3: Cross multiply
    155,084.54x = 232,648.59 × 76,201.88
  4. Step 4: Simplify right side
    155,084.54x = 17,728,259,937.35
  5. Step 5: Solve for x
    x = 17,728,259,937.35/155,084.54
  6. Step 6: Final answer
    x = 114,313.52

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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.