Home / 133,011.12-199,516.91-106,525.56

Finding the Fourth Proportional to 133,011.12, 199,516.91 and 106,525.56

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Solution

The fourth proportional to 133,011.12, 199,516.91 and 106,525.56 is: 159,788.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,011.12 : 199,516.91 = 106,525.56 : x
  2. Step 2: Convert to fraction form
    133,011.12/199,516.91 = 106,525.56/x
  3. Step 3: Cross multiply
    133,011.12x = 199,516.91 × 106,525.56
  4. Step 4: Simplify right side
    133,011.12x = 21,253,650,034.59
  5. Step 5: Solve for x
    x = 21,253,650,034.59/133,011.12
  6. Step 6: Final answer
    x = 159,788.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.