Home / 167,090.92-230,589.06-91,639.24

Finding the Fourth Proportional to 167,090.92, 230,589.06 and 91,639.24

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Solution

The fourth proportional to 167,090.92, 230,589.06 and 91,639.24 is: 126,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,090.92 : 230,589.06 = 91,639.24 : x
  2. Step 2: Convert to fraction form
    167,090.92/230,589.06 = 91,639.24/x
  3. Step 3: Cross multiply
    167,090.92x = 230,589.06 × 91,639.24
  4. Step 4: Simplify right side
    167,090.92x = 21,131,006,210.71
  5. Step 5: Solve for x
    x = 21,131,006,210.71/167,090.92
  6. Step 6: Final answer
    x = 126,464.12

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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.