Home / 82,723.21-114,166.46-48,742.29

Finding the Fourth Proportional to 82,723.21, 114,166.46 and 48,742.29

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Solution

The fourth proportional to 82,723.21, 114,166.46 and 48,742.29 is: 67,269.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,723.21 : 114,166.46 = 48,742.29 : x
  2. Step 2: Convert to fraction form
    82,723.21/114,166.46 = 48,742.29/x
  3. Step 3: Cross multiply
    82,723.21x = 114,166.46 × 48,742.29
  4. Step 4: Simplify right side
    82,723.21x = 5,564,734,823.45
  5. Step 5: Solve for x
    x = 5,564,734,823.45/82,723.21
  6. Step 6: Final answer
    x = 67,269.33

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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.