Home / 178,926-246,891.20-102,433.02

Finding the Fourth Proportional to 178,926, 246,891.20 and 102,433.02

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Solution

The fourth proportional to 178,926, 246,891.20 and 102,433.02 is: 141,342.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,926 : 246,891.20 = 102,433.02 : x
  2. Step 2: Convert to fraction form
    178,926/246,891.20 = 102,433.02/x
  3. Step 3: Cross multiply
    178,926x = 246,891.20 × 102,433.02
  4. Step 4: Simplify right side
    178,926x = 25,289,810,715.26
  5. Step 5: Solve for x
    x = 25,289,810,715.26/178,926
  6. Step 6: Final answer
    x = 141,342.29

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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.