Home / 82,444.56-113,866.20-55,539.96

Finding the Fourth Proportional to 82,444.56, 113,866.20 and 55,539.96

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Solution

The fourth proportional to 82,444.56, 113,866.20 and 55,539.96 is: 76,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,444.56 : 113,866.20 = 55,539.96 : x
  2. Step 2: Convert to fraction form
    82,444.56/113,866.20 = 55,539.96/x
  3. Step 3: Cross multiply
    82,444.56x = 113,866.20 × 55,539.96
  4. Step 4: Simplify right side
    82,444.56x = 6,324,124,193.35
  5. Step 5: Solve for x
    x = 6,324,124,193.35/82,444.56
  6. Step 6: Final answer
    x = 76,707.60

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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.