Home / 192,116.28-265,124.46-107,236.92

Finding the Fourth Proportional to 192,116.28, 265,124.46 and 107,236.92

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Solution

The fourth proportional to 192,116.28, 265,124.46 and 107,236.92 is: 147,989.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,116.28 : 265,124.46 = 107,236.92 : x
  2. Step 2: Convert to fraction form
    192,116.28/265,124.46 = 107,236.92/x
  3. Step 3: Cross multiply
    192,116.28x = 265,124.46 × 107,236.92
  4. Step 4: Simplify right side
    192,116.28x = 28,431,130,507.06
  5. Step 5: Solve for x
    x = 28,431,130,507.06/192,116.28
  6. Step 6: Final answer
    x = 147,989.18

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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.