Home / 192,141.59-265,155.12-107,258.65

Finding the Fourth Proportional to 192,141.59, 265,155.12 and 107,258.65

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Solution

The fourth proportional to 192,141.59, 265,155.12 and 107,258.65 is: 148,016.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,141.59 : 265,155.12 = 107,258.65 : x
  2. Step 2: Convert to fraction form
    192,141.59/265,155.12 = 107,258.65/x
  3. Step 3: Cross multiply
    192,141.59x = 265,155.12 × 107,258.65
  4. Step 4: Simplify right side
    192,141.59x = 28,440,179,548.90
  5. Step 5: Solve for x
    x = 28,440,179,548.90/192,141.59
  6. Step 6: Final answer
    x = 148,016.78

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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.