Home / 192,007.11-264,970.58-107,127.75

Finding the Fourth Proportional to 192,007.11, 264,970.58 and 107,127.75

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Solution

The fourth proportional to 192,007.11, 264,970.58 and 107,127.75 is: 147,836.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,007.11 : 264,970.58 = 107,127.75 : x
  2. Step 2: Convert to fraction form
    192,007.11/264,970.58 = 107,127.75/x
  3. Step 3: Cross multiply
    192,007.11x = 264,970.58 × 107,127.75
  4. Step 4: Simplify right side
    192,007.11x = 28,385,701,515.96
  5. Step 5: Solve for x
    x = 28,385,701,515.96/192,007.11
  6. Step 6: Final answer
    x = 147,836.72

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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.