Home / 82,175.08-113,401.64-44,449.36

Finding the Fourth Proportional to 82,175.08, 113,401.64 and 44,449.36

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Solution

The fourth proportional to 82,175.08, 113,401.64 and 44,449.36 is: 61,340.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,175.08 : 113,401.64 = 44,449.36 : x
  2. Step 2: Convert to fraction form
    82,175.08/113,401.64 = 44,449.36/x
  3. Step 3: Cross multiply
    82,175.08x = 113,401.64 × 44,449.36
  4. Step 4: Simplify right side
    82,175.08x = 5,040,630,320.95
  5. Step 5: Solve for x
    x = 5,040,630,320.95/82,175.08
  6. Step 6: Final answer
    x = 61,340.13

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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.