Home / 43,878.96-60,489.72-31,281.84

Finding the Fourth Proportional to 43,878.96, 60,489.72 and 31,281.84

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Solution

The fourth proportional to 43,878.96, 60,489.72 and 31,281.84 is: 43,123.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,878.96 : 60,489.72 = 31,281.84 : x
  2. Step 2: Convert to fraction form
    43,878.96/60,489.72 = 31,281.84/x
  3. Step 3: Cross multiply
    43,878.96x = 60,489.72 × 31,281.84
  4. Step 4: Simplify right side
    43,878.96x = 1,892,229,742.68
  5. Step 5: Solve for x
    x = 1,892,229,742.68/43,878.96
  6. Step 6: Final answer
    x = 43,123.85

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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.