Home / 82,175.44-113,393.80-47,708.24

Finding the Fourth Proportional to 82,175.44, 113,393.80 and 47,708.24

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Solution

The fourth proportional to 82,175.44, 113,393.80 and 47,708.24 is: 65,832.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,175.44 : 113,393.80 = 47,708.24 : x
  2. Step 2: Convert to fraction form
    82,175.44/113,393.80 = 47,708.24/x
  3. Step 3: Cross multiply
    82,175.44x = 113,393.80 × 47,708.24
  4. Step 4: Simplify right side
    82,175.44x = 5,409,818,624.91
  5. Step 5: Solve for x
    x = 5,409,818,624.91/82,175.44
  6. Step 6: Final answer
    x = 65,832.55

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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.