Home / 57,831.36-79,806.24-32,680.32

Finding the Fourth Proportional to 57,831.36, 79,806.24 and 32,680.32

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Solution

The fourth proportional to 57,831.36, 79,806.24 and 32,680.32 is: 45,098.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,831.36 : 79,806.24 = 32,680.32 : x
  2. Step 2: Convert to fraction form
    57,831.36/79,806.24 = 32,680.32/x
  3. Step 3: Cross multiply
    57,831.36x = 79,806.24 × 32,680.32
  4. Step 4: Simplify right side
    57,831.36x = 2,608,093,461.20
  5. Step 5: Solve for x
    x = 2,608,093,461.20/57,831.36
  6. Step 6: Final answer
    x = 45,098.26

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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.