Home / 66,750.28-92,141.96-43,788.85

Finding the Fourth Proportional to 66,750.28, 92,141.96 and 43,788.85

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Solution

The fourth proportional to 66,750.28, 92,141.96 and 43,788.85 is: 60,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,750.28 : 92,141.96 = 43,788.85 : x
  2. Step 2: Convert to fraction form
    66,750.28/92,141.96 = 43,788.85/x
  3. Step 3: Cross multiply
    66,750.28x = 92,141.96 × 43,788.85
  4. Step 4: Simplify right side
    66,750.28x = 4,034,790,534.15
  5. Step 5: Solve for x
    x = 4,034,790,534.15/66,750.28
  6. Step 6: Final answer
    x = 60,446.05

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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.