Home / 192,131.59-265,142.33-106,089.13

Finding the Fourth Proportional to 192,131.59, 265,142.33 and 106,089.13

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Solution

The fourth proportional to 192,131.59, 265,142.33 and 106,089.13 is: 146,403.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,131.59 : 265,142.33 = 106,089.13 : x
  2. Step 2: Convert to fraction form
    192,131.59/265,142.33 = 106,089.13/x
  3. Step 3: Cross multiply
    192,131.59x = 265,142.33 × 106,089.13
  4. Step 4: Simplify right side
    192,131.59x = 28,128,718,585.43
  5. Step 5: Solve for x
    x = 28,128,718,585.43/192,131.59
  6. Step 6: Final answer
    x = 146,403.41

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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.