Home / 178,930.31-246,926.90-98,361.23

Finding the Fourth Proportional to 178,930.31, 246,926.90 and 98,361.23

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Solution

The fourth proportional to 178,930.31, 246,926.90 and 98,361.23 is: 135,740.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,930.31 : 246,926.90 = 98,361.23 : x
  2. Step 2: Convert to fraction form
    178,930.31/246,926.90 = 98,361.23/x
  3. Step 3: Cross multiply
    178,930.31x = 246,926.90 × 98,361.23
  4. Step 4: Simplify right side
    178,930.31x = 24,288,033,112.28
  5. Step 5: Solve for x
    x = 24,288,033,112.28/178,930.31
  6. Step 6: Final answer
    x = 135,740.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.