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Finding the Fourth Proportional to 133,065.83, 199,630.64 and 44,320.10

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Solution

The fourth proportional to 133,065.83, 199,630.64 and 44,320.10 is: 66,490.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,065.83 : 199,630.64 = 44,320.10 : x
  2. Step 2: Convert to fraction form
    133,065.83/199,630.64 = 44,320.10/x
  3. Step 3: Cross multiply
    133,065.83x = 199,630.64 × 44,320.10
  4. Step 4: Simplify right side
    133,065.83x = 8,847,648,708.11
  5. Step 5: Solve for x
    x = 8,847,648,708.11/133,065.83
  6. Step 6: Final answer
    x = 66,490.77

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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.