Home / 279,517.04-419,341.08-92,528.48

Finding the Fourth Proportional to 279,517.04, 419,341.08 and 92,528.48

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Solution

The fourth proportional to 279,517.04, 419,341.08 and 92,528.48 is: 138,814.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,517.04 : 419,341.08 = 92,528.48 : x
  2. Step 2: Convert to fraction form
    279,517.04/419,341.08 = 92,528.48/x
  3. Step 3: Cross multiply
    279,517.04x = 419,341.08 × 92,528.48
  4. Step 4: Simplify right side
    279,517.04x = 38,800,992,733.96
  5. Step 5: Solve for x
    x = 38,800,992,733.96/279,517.04
  6. Step 6: Final answer
    x = 138,814.41

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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.