Home / 178,860.33-246,815.65-102,380.03

Finding the Fourth Proportional to 178,860.33, 246,815.65 and 102,380.03

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Solution

The fourth proportional to 178,860.33, 246,815.65 and 102,380.03 is: 141,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,860.33 : 246,815.65 = 102,380.03 : x
  2. Step 2: Convert to fraction form
    178,860.33/246,815.65 = 102,380.03/x
  3. Step 3: Cross multiply
    178,860.33x = 246,815.65 × 102,380.03
  4. Step 4: Simplify right side
    178,860.33x = 25,268,993,651.47
  5. Step 5: Solve for x
    x = 25,268,993,651.47/178,860.33
  6. Step 6: Final answer
    x = 141,277.80

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1.5x scale

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.