Home / 82,372.06-113,654.10-48,378.52

Finding the Fourth Proportional to 82,372.06, 113,654.10 and 48,378.52

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Solution

The fourth proportional to 82,372.06, 113,654.10 and 48,378.52 is: 66,751.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,372.06 : 113,654.10 = 48,378.52 : x
  2. Step 2: Convert to fraction form
    82,372.06/113,654.10 = 48,378.52/x
  3. Step 3: Cross multiply
    82,372.06x = 113,654.10 × 48,378.52
  4. Step 4: Simplify right side
    82,372.06x = 5,498,417,149.93
  5. Step 5: Solve for x
    x = 5,498,417,149.93/82,372.06
  6. Step 6: Final answer
    x = 66,751.00

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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.