Home / 75,091.66-103,619.45-44,870.96

Finding the Fourth Proportional to 75,091.66, 103,619.45 and 44,870.96

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Solution

The fourth proportional to 75,091.66, 103,619.45 and 44,870.96 is: 61,917.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,091.66 : 103,619.45 = 44,870.96 : x
  2. Step 2: Convert to fraction form
    75,091.66/103,619.45 = 44,870.96/x
  3. Step 3: Cross multiply
    75,091.66x = 103,619.45 × 44,870.96
  4. Step 4: Simplify right side
    75,091.66x = 4,649,504,567.40
  5. Step 5: Solve for x
    x = 4,649,504,567.40/75,091.66
  6. Step 6: Final answer
    x = 61,917.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.