Home / 115,384.97-173,078.84-40,507.29

Finding the Fourth Proportional to 115,384.97, 173,078.84 and 40,507.29

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Solution

The fourth proportional to 115,384.97, 173,078.84 and 40,507.29 is: 60,761.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,384.97 : 173,078.84 = 40,507.29 : x
  2. Step 2: Convert to fraction form
    115,384.97/173,078.84 = 40,507.29/x
  3. Step 3: Cross multiply
    115,384.97x = 173,078.84 × 40,507.29
  4. Step 4: Simplify right side
    115,384.97x = 7,010,954,866.01
  5. Step 5: Solve for x
    x = 7,010,954,866.01/115,384.97
  6. Step 6: Final answer
    x = 60,761.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.