Home / 230,660.26-345,688.95-118,245.22

Finding the Fourth Proportional to 230,660.26, 345,688.95 and 118,245.22

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Solution

The fourth proportional to 230,660.26, 345,688.95 and 118,245.22 is: 177,213.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,660.26 : 345,688.95 = 118,245.22 : x
  2. Step 2: Convert to fraction form
    230,660.26/345,688.95 = 118,245.22/x
  3. Step 3: Cross multiply
    230,660.26x = 345,688.95 × 118,245.22
  4. Step 4: Simplify right side
    230,660.26x = 40,876,065,944.32
  5. Step 5: Solve for x
    x = 40,876,065,944.32/230,660.26
  6. Step 6: Final answer
    x = 177,213.30

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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.