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Finding the Fourth Proportional to 192,077.49, 265,042.49 and 107,198.13

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Solution

The fourth proportional to 192,077.49, 265,042.49 and 107,198.13 is: 147,919.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,077.49 : 265,042.49 = 107,198.13 : x
  2. Step 2: Convert to fraction form
    192,077.49/265,042.49 = 107,198.13/x
  3. Step 3: Cross multiply
    192,077.49x = 265,042.49 × 107,198.13
  4. Step 4: Simplify right side
    192,077.49x = 28,412,058,762.55
  5. Step 5: Solve for x
    x = 28,412,058,762.55/192,077.49
  6. Step 6: Final answer
    x = 147,919.77

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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.