Home / 82,471.46-113,917.37-61,004.84

Finding the Fourth Proportional to 82,471.46, 113,917.37 and 61,004.84

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Solution

The fourth proportional to 82,471.46, 113,917.37 and 61,004.84 is: 84,265.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,471.46 : 113,917.37 = 61,004.84 : x
  2. Step 2: Convert to fraction form
    82,471.46/113,917.37 = 61,004.84/x
  3. Step 3: Cross multiply
    82,471.46x = 113,917.37 × 61,004.84
  4. Step 4: Simplify right side
    82,471.46x = 6,949,510,055.46
  5. Step 5: Solve for x
    x = 6,949,510,055.46/82,471.46
  6. Step 6: Final answer
    x = 84,265.64

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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.