Home / 146,665.27-219,997.91-76,528.18

Finding the Fourth Proportional to 146,665.27, 219,997.91 and 76,528.18

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Solution

The fourth proportional to 146,665.27, 219,997.91 and 76,528.18 is: 114,792.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,665.27 : 219,997.91 = 76,528.18 : x
  2. Step 2: Convert to fraction form
    146,665.27/219,997.91 = 76,528.18/x
  3. Step 3: Cross multiply
    146,665.27x = 219,997.91 × 76,528.18
  4. Step 4: Simplify right side
    146,665.27x = 16,836,039,656.10
  5. Step 5: Solve for x
    x = 16,836,039,656.10/146,665.27
  6. Step 6: Final answer
    x = 114,792.27

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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.