Home / 134,515.15-185,617.17-82,824.04

Finding the Fourth Proportional to 134,515.15, 185,617.17 and 82,824.04

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Solution

The fourth proportional to 134,515.15, 185,617.17 and 82,824.04 is: 114,288.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,515.15 : 185,617.17 = 82,824.04 : x
  2. Step 2: Convert to fraction form
    134,515.15/185,617.17 = 82,824.04/x
  3. Step 3: Cross multiply
    134,515.15x = 185,617.17 × 82,824.04
  4. Step 4: Simplify right side
    134,515.15x = 15,373,563,912.77
  5. Step 5: Solve for x
    x = 15,373,563,912.77/134,515.15
  6. Step 6: Final answer
    x = 114,288.72

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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.