Home / 65,831.28-90,844.92-37,546.08

Finding the Fourth Proportional to 65,831.28, 90,844.92 and 37,546.08

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Solution

The fourth proportional to 65,831.28, 90,844.92 and 37,546.08 is: 51,812.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,831.28 : 90,844.92 = 37,546.08 : x
  2. Step 2: Convert to fraction form
    65,831.28/90,844.92 = 37,546.08/x
  3. Step 3: Cross multiply
    65,831.28x = 90,844.92 × 37,546.08
  4. Step 4: Simplify right side
    65,831.28x = 3,410,870,633.91
  5. Step 5: Solve for x
    x = 3,410,870,633.91/65,831.28
  6. Step 6: Final answer
    x = 51,812.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.