Home / 82,760.66-124,202.58-40,663.34

Finding the Fourth Proportional to 82,760.66, 124,202.58 and 40,663.34

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Solution

The fourth proportional to 82,760.66, 124,202.58 and 40,663.34 is: 61,025.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,760.66 : 124,202.58 = 40,663.34 : x
  2. Step 2: Convert to fraction form
    82,760.66/124,202.58 = 40,663.34/x
  3. Step 3: Cross multiply
    82,760.66x = 124,202.58 × 40,663.34
  4. Step 4: Simplify right side
    82,760.66x = 5,050,491,739.42
  5. Step 5: Solve for x
    x = 5,050,491,739.42/82,760.66
  6. Step 6: Final answer
    x = 61,025.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.