Home / 132,622.53-198,935.90-73,831.87

Finding the Fourth Proportional to 132,622.53, 198,935.90 and 73,831.87

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Solution

The fourth proportional to 132,622.53, 198,935.90 and 73,831.87 is: 110,748.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,622.53 : 198,935.90 = 73,831.87 : x
  2. Step 2: Convert to fraction form
    132,622.53/198,935.90 = 73,831.87/x
  3. Step 3: Cross multiply
    132,622.53x = 198,935.90 × 73,831.87
  4. Step 4: Simplify right side
    132,622.53x = 14,687,809,507.13
  5. Step 5: Solve for x
    x = 14,687,809,507.13/132,622.53
  6. Step 6: Final answer
    x = 110,748.98

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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.