Home / 180,084.96-270,142.78-53,717.06

Finding the Fourth Proportional to 180,084.96, 270,142.78 and 53,717.06

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Solution

The fourth proportional to 180,084.96, 270,142.78 and 53,717.06 is: 80,580.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,084.96 : 270,142.78 = 53,717.06 : x
  2. Step 2: Convert to fraction form
    180,084.96/270,142.78 = 53,717.06/x
  3. Step 3: Cross multiply
    180,084.96x = 270,142.78 × 53,717.06
  4. Step 4: Simplify right side
    180,084.96x = 14,511,275,921.83
  5. Step 5: Solve for x
    x = 14,511,275,921.83/180,084.96
  6. Step 6: Final answer
    x = 80,580.17

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1.5x scale

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.