Home / 82,219.04-113,462.80-48,220.62

Finding the Fourth Proportional to 82,219.04, 113,462.80 and 48,220.62

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Solution

The fourth proportional to 82,219.04, 113,462.80 and 48,220.62 is: 66,544.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,219.04 : 113,462.80 = 48,220.62 : x
  2. Step 2: Convert to fraction form
    82,219.04/113,462.80 = 48,220.62/x
  3. Step 3: Cross multiply
    82,219.04x = 113,462.80 × 48,220.62
  4. Step 4: Simplify right side
    82,219.04x = 5,471,246,562.94
  5. Step 5: Solve for x
    x = 5,471,246,562.94/82,219.04
  6. Step 6: Final answer
    x = 66,544.76

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1.5x scale

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.