Home / 71,966.46-99,325.74-41,776.86

Finding the Fourth Proportional to 71,966.46, 99,325.74 and 41,776.86

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Solution

The fourth proportional to 71,966.46, 99,325.74 and 41,776.86 is: 57,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,966.46 : 99,325.74 = 41,776.86 : x
  2. Step 2: Convert to fraction form
    71,966.46/99,325.74 = 41,776.86/x
  3. Step 3: Cross multiply
    71,966.46x = 99,325.74 × 41,776.86
  4. Step 4: Simplify right side
    71,966.46x = 4,149,517,534.38
  5. Step 5: Solve for x
    x = 4,149,517,534.38/71,966.46
  6. Step 6: Final answer
    x = 57,659.05

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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.