Home / 69,682.56-96,162.96-39,467.13

Finding the Fourth Proportional to 69,682.56, 96,162.96 and 39,467.13

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Solution

The fourth proportional to 69,682.56, 96,162.96 and 39,467.13 is: 54,465.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,682.56 : 96,162.96 = 39,467.13 : x
  2. Step 2: Convert to fraction form
    69,682.56/96,162.96 = 39,467.13/x
  3. Step 3: Cross multiply
    69,682.56x = 96,162.96 × 39,467.13
  4. Step 4: Simplify right side
    69,682.56x = 3,795,276,043.50
  5. Step 5: Solve for x
    x = 3,795,276,043.50/69,682.56
  6. Step 6: Final answer
    x = 54,465.22

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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.