Home / 156,414.60-234,617.46-75,343.32

Finding the Fourth Proportional to 156,414.60, 234,617.46 and 75,343.32

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Solution

The fourth proportional to 156,414.60, 234,617.46 and 75,343.32 is: 113,012.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,414.60 : 234,617.46 = 75,343.32 : x
  2. Step 2: Convert to fraction form
    156,414.60/234,617.46 = 75,343.32/x
  3. Step 3: Cross multiply
    156,414.60x = 234,617.46 × 75,343.32
  4. Step 4: Simplify right side
    156,414.60x = 17,676,858,366.37
  5. Step 5: Solve for x
    x = 17,676,858,366.37/156,414.60
  6. Step 6: Final answer
    x = 113,012.84

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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.