Home / 82,562.55-113,971.19-55,741.39

Finding the Fourth Proportional to 82,562.55, 113,971.19 and 55,741.39

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Solution

The fourth proportional to 82,562.55, 113,971.19 and 55,741.39 is: 76,946.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,562.55 : 113,971.19 = 55,741.39 : x
  2. Step 2: Convert to fraction form
    82,562.55/113,971.19 = 55,741.39/x
  3. Step 3: Cross multiply
    82,562.55x = 113,971.19 × 55,741.39
  4. Step 4: Simplify right side
    82,562.55x = 6,352,912,550.55
  5. Step 5: Solve for x
    x = 6,352,912,550.55/82,562.55
  6. Step 6: Final answer
    x = 76,946.66

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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.