Home / 124,664.97-186,997.44-31,170.72

Finding the Fourth Proportional to 124,664.97, 186,997.44 and 31,170.72

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Solution

The fourth proportional to 124,664.97, 186,997.44 and 31,170.72 is: 46,756.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,664.97 : 186,997.44 = 31,170.72 : x
  2. Step 2: Convert to fraction form
    124,664.97/186,997.44 = 31,170.72/x
  3. Step 3: Cross multiply
    124,664.97x = 186,997.44 × 31,170.72
  4. Step 4: Simplify right side
    124,664.97x = 5,828,844,842.96
  5. Step 5: Solve for x
    x = 5,828,844,842.96/124,664.97
  6. Step 6: Final answer
    x = 46,756.08

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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.