Home / 82,739.28-114,179.85-45,014.34

Finding the Fourth Proportional to 82,739.28, 114,179.85 and 45,014.34

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Solution

The fourth proportional to 82,739.28, 114,179.85 and 45,014.34 is: 62,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,739.28 : 114,179.85 = 45,014.34 : x
  2. Step 2: Convert to fraction form
    82,739.28/114,179.85 = 45,014.34/x
  3. Step 3: Cross multiply
    82,739.28x = 114,179.85 × 45,014.34
  4. Step 4: Simplify right side
    82,739.28x = 5,139,730,589.05
  5. Step 5: Solve for x
    x = 5,139,730,589.05/82,739.28
  6. Step 6: Final answer
    x = 62,119.60

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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.