Home / 192,040.84-265,016.16-107,157.92

Finding the Fourth Proportional to 192,040.84, 265,016.16 and 107,157.92

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Solution

The fourth proportional to 192,040.84, 265,016.16 and 107,157.92 is: 147,877.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,040.84 : 265,016.16 = 107,157.92 : x
  2. Step 2: Convert to fraction form
    192,040.84/265,016.16 = 107,157.92/x
  3. Step 3: Cross multiply
    192,040.84x = 265,016.16 × 107,157.92
  4. Step 4: Simplify right side
    192,040.84x = 28,398,580,471.99
  5. Step 5: Solve for x
    x = 28,398,580,471.99/192,040.84
  6. Step 6: Final answer
    x = 147,877.82

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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.