Home / 82,582.43-123,831.72-35,179.20

Finding the Fourth Proportional to 82,582.43, 123,831.72 and 35,179.20

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Solution

The fourth proportional to 82,582.43, 123,831.72 and 35,179.20 is: 52,750.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,582.43 : 123,831.72 = 35,179.20 : x
  2. Step 2: Convert to fraction form
    82,582.43/123,831.72 = 35,179.20/x
  3. Step 3: Cross multiply
    82,582.43x = 123,831.72 × 35,179.20
  4. Step 4: Simplify right side
    82,582.43x = 4,356,300,844.22
  5. Step 5: Solve for x
    x = 4,356,300,844.22/82,582.43
  6. Step 6: Final answer
    x = 52,750.94

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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.