Home / 192,399.91-265,512.23-107,516.97

Finding the Fourth Proportional to 192,399.91, 265,512.23 and 107,516.97

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Solution

The fourth proportional to 192,399.91, 265,512.23 and 107,516.97 is: 148,373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,399.91 : 265,512.23 = 107,516.97 : x
  2. Step 2: Convert to fraction form
    192,399.91/265,512.23 = 107,516.97/x
  3. Step 3: Cross multiply
    192,399.91x = 265,512.23 × 107,516.97
  4. Step 4: Simplify right side
    192,399.91x = 28,547,070,333.15
  5. Step 5: Solve for x
    x = 28,547,070,333.15/192,399.91
  6. Step 6: Final answer
    x = 148,373.62

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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.