Home / 164,707.55-227,286.99-91,115.59

Finding the Fourth Proportional to 164,707.55, 227,286.99 and 91,115.59

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Solution

The fourth proportional to 164,707.55, 227,286.99 and 91,115.59 is: 125,734.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,707.55 : 227,286.99 = 91,115.59 : x
  2. Step 2: Convert to fraction form
    164,707.55/227,286.99 = 91,115.59/x
  3. Step 3: Cross multiply
    164,707.55x = 227,286.99 × 91,115.59
  4. Step 4: Simplify right side
    164,707.55x = 20,709,388,193.17
  5. Step 5: Solve for x
    x = 20,709,388,193.17/164,707.55
  6. Step 6: Final answer
    x = 125,734.30

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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.