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Finding the Fourth Proportional to 132,958.15, 199,393.86 and 44,187.82

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Solution

The fourth proportional to 132,958.15, 199,393.86 and 44,187.82 is: 66,267.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,958.15 : 199,393.86 = 44,187.82 : x
  2. Step 2: Convert to fraction form
    132,958.15/199,393.86 = 44,187.82/x
  3. Step 3: Cross multiply
    132,958.15x = 199,393.86 × 44,187.82
  4. Step 4: Simplify right side
    132,958.15x = 8,810,779,994.79
  5. Step 5: Solve for x
    x = 8,810,779,994.79/132,958.15
  6. Step 6: Final answer
    x = 66,267.32

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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.