Home / 118,829.93-178,236.23-43,915.14

Finding the Fourth Proportional to 118,829.93, 178,236.23 and 43,915.14

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Solution

The fourth proportional to 118,829.93, 178,236.23 and 43,915.14 is: 65,869.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,829.93 : 178,236.23 = 43,915.14 : x
  2. Step 2: Convert to fraction form
    118,829.93/178,236.23 = 43,915.14/x
  3. Step 3: Cross multiply
    118,829.93x = 178,236.23 × 43,915.14
  4. Step 4: Simplify right side
    118,829.93x = 7,827,268,773.95
  5. Step 5: Solve for x
    x = 7,827,268,773.95/118,829.93
  6. Step 6: Final answer
    x = 65,869.51

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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.