Home / 168,096.60-251,799.30-115,565.40

Finding the Fourth Proportional to 168,096.60, 251,799.30 and 115,565.40

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Solution

The fourth proportional to 168,096.60, 251,799.30 and 115,565.40 is: 173,110.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,096.60 : 251,799.30 = 115,565.40 : x
  2. Step 2: Convert to fraction form
    168,096.60/251,799.30 = 115,565.40/x
  3. Step 3: Cross multiply
    168,096.60x = 251,799.30 × 115,565.40
  4. Step 4: Simplify right side
    168,096.60x = 29,099,286,824.22
  5. Step 5: Solve for x
    x = 29,099,286,824.22/168,096.60
  6. Step 6: Final answer
    x = 173,110.50

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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.