Home / 82,297.13-113,618.97-52,108.32

Finding the Fourth Proportional to 82,297.13, 113,618.97 and 52,108.32

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Solution

The fourth proportional to 82,297.13, 113,618.97 and 52,108.32 is: 71,940.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,297.13 : 113,618.97 = 52,108.32 : x
  2. Step 2: Convert to fraction form
    82,297.13/113,618.97 = 52,108.32/x
  3. Step 3: Cross multiply
    82,297.13x = 113,618.97 × 52,108.32
  4. Step 4: Simplify right side
    82,297.13x = 5,920,493,646.83
  5. Step 5: Solve for x
    x = 5,920,493,646.83/82,297.13
  6. Step 6: Final answer
    x = 71,940.47

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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.