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Finding the Fourth Proportional to 133,230.95, 199,838.22 and 44,477.02

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Solution

The fourth proportional to 133,230.95, 199,838.22 and 44,477.02 is: 66,712.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,230.95 : 199,838.22 = 44,477.02 : x
  2. Step 2: Convert to fraction form
    133,230.95/199,838.22 = 44,477.02/x
  3. Step 3: Cross multiply
    133,230.95x = 199,838.22 × 44,477.02
  4. Step 4: Simplify right side
    133,230.95x = 8,888,208,507.70
  5. Step 5: Solve for x
    x = 8,888,208,507.70/133,230.95
  6. Step 6: Final answer
    x = 66,712.79

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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.