Home / 82,247.28-123,352.47-37,831.38

Finding the Fourth Proportional to 82,247.28, 123,352.47 and 37,831.38

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Solution

The fourth proportional to 82,247.28, 123,352.47 and 37,831.38 is: 56,738.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,247.28 : 123,352.47 = 37,831.38 : x
  2. Step 2: Convert to fraction form
    82,247.28/123,352.47 = 37,831.38/x
  3. Step 3: Cross multiply
    82,247.28x = 123,352.47 × 37,831.38
  4. Step 4: Simplify right side
    82,247.28x = 4,666,594,166.51
  5. Step 5: Solve for x
    x = 4,666,594,166.51/82,247.28
  6. Step 6: Final answer
    x = 56,738.58

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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.