Home / 82,175.42-113,403.58-48,208.28

Finding the Fourth Proportional to 82,175.42, 113,403.58 and 48,208.28

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Solution

The fourth proportional to 82,175.42, 113,403.58 and 48,208.28 is: 66,528.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,175.42 : 113,403.58 = 48,208.28 : x
  2. Step 2: Convert to fraction form
    82,175.42/113,403.58 = 48,208.28/x
  3. Step 3: Cross multiply
    82,175.42x = 113,403.58 × 48,208.28
  4. Step 4: Simplify right side
    82,175.42x = 5,466,991,537.64
  5. Step 5: Solve for x
    x = 5,466,991,537.64/82,175.42
  6. Step 6: Final answer
    x = 66,528.31

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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.