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Finding the Fourth Proportional to 133,019.73, 199,529.60 and 88,732.98

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Solution

The fourth proportional to 133,019.73, 199,529.60 and 88,732.98 is: 133,099.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,019.73 : 199,529.60 = 88,732.98 : x
  2. Step 2: Convert to fraction form
    133,019.73/199,529.60 = 88,732.98/x
  3. Step 3: Cross multiply
    133,019.73x = 199,529.60 × 88,732.98
  4. Step 4: Simplify right side
    133,019.73x = 17,704,855,562.54
  5. Step 5: Solve for x
    x = 17,704,855,562.54/133,019.73
  6. Step 6: Final answer
    x = 133,099.47

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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.