Home / 342,898.42-473,194.82-189,936.10

Finding the Fourth Proportional to 342,898.42, 473,194.82 and 189,936.10

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Solution

The fourth proportional to 342,898.42, 473,194.82 and 189,936.10 is: 262,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,898.42 : 473,194.82 = 189,936.10 : x
  2. Step 2: Convert to fraction form
    342,898.42/473,194.82 = 189,936.10/x
  3. Step 3: Cross multiply
    342,898.42x = 473,194.82 × 189,936.10
  4. Step 4: Simplify right side
    342,898.42x = 89,876,778,651.00
  5. Step 5: Solve for x
    x = 89,876,778,651.00/342,898.42
  6. Step 6: Final answer
    x = 262,109.05

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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.