Home / 82,272.16-113,529.36-46,457.20

Finding the Fourth Proportional to 82,272.16, 113,529.36 and 46,457.20

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Solution

The fourth proportional to 82,272.16, 113,529.36 and 46,457.20 is: 64,107.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,272.16 : 113,529.36 = 46,457.20 : x
  2. Step 2: Convert to fraction form
    82,272.16/113,529.36 = 46,457.20/x
  3. Step 3: Cross multiply
    82,272.16x = 113,529.36 × 46,457.20
  4. Step 4: Simplify right side
    82,272.16x = 5,274,256,183.39
  5. Step 5: Solve for x
    x = 5,274,256,183.39/82,272.16
  6. Step 6: Final answer
    x = 64,107.42

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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.