Home / 188,902.43-260,703.77-141,072.74

Finding the Fourth Proportional to 188,902.43, 260,703.77 and 141,072.74

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Solution

The fourth proportional to 188,902.43, 260,703.77 and 141,072.74 is: 194,694.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,902.43 : 260,703.77 = 141,072.74 : x
  2. Step 2: Convert to fraction form
    188,902.43/260,703.77 = 141,072.74/x
  3. Step 3: Cross multiply
    188,902.43x = 260,703.77 × 141,072.74
  4. Step 4: Simplify right side
    188,902.43x = 36,778,194,130.99
  5. Step 5: Solve for x
    x = 36,778,194,130.99/188,902.43
  6. Step 6: Final answer
    x = 194,694.13

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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.