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Finding the Fourth Proportional to 133,359.12, 199,977.12 and 49,098.12

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Solution

The fourth proportional to 133,359.12, 199,977.12 and 49,098.12 is: 73,624.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,359.12 : 199,977.12 = 49,098.12 : x
  2. Step 2: Convert to fraction form
    133,359.12/199,977.12 = 49,098.12/x
  3. Step 3: Cross multiply
    133,359.12x = 199,977.12 × 49,098.12
  4. Step 4: Simplify right side
    133,359.12x = 9,818,500,635.01
  5. Step 5: Solve for x
    x = 9,818,500,635.01/133,359.12
  6. Step 6: Final answer
    x = 73,624.52

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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.