Home / 156,284.42-234,377.42-89,755.88

Finding the Fourth Proportional to 156,284.42, 234,377.42 and 89,755.88

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Solution

The fourth proportional to 156,284.42, 234,377.42 and 89,755.88 is: 134,605.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,284.42 : 234,377.42 = 89,755.88 : x
  2. Step 2: Convert to fraction form
    156,284.42/234,377.42 = 89,755.88/x
  3. Step 3: Cross multiply
    156,284.42x = 234,377.42 × 89,755.88
  4. Step 4: Simplify right side
    156,284.42x = 21,036,751,584.23
  5. Step 5: Solve for x
    x = 21,036,751,584.23/156,284.42
  6. Step 6: Final answer
    x = 134,605.56

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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.